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TO:
Distribution
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Interoffice
Communication
FROM: DATE:
SUBJ:
T. G. Grumbles November 29, 1989
ADDITIONAL TRAINING MANUAL INFORMATION
VISTA
George Cveganovich has provided additional information on
recordkeeping, statistical calculations and CV's for analytical
methods, and references.
The attached should be added to your
manual that was received at the IH meeting.
\ CP'-- T. G. Grumbles
dlj
Attachment
Distribution
K. Fogg, B. White, R. Martin, D. Jackson, H. Pierce, J. Harris, M. Tonkovich, B. Kruszynski, R. Gantz, G. Shirley, B. Jones, B. Trego
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RECORDKEEPING
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Chapter XIV
RECORDKEEPING
The recording of data obtained in any activity necessitates the development of
necessary forms and their orderly completion in a neat and efficient manner if the data is to serve the purposes for which it is obtained. The Federal Occupational Safety and Health Act (OSH-Act), and the various standards promulgated thereunder, requires the collcction and recording of considerable data on the exposures of employees to toxic materials and hazardous physical conditions for review by the OSHA compliance officers and the em ployees so exposed. The neatness and thoroughness with which such records are maintained not only reflects upon the quality of the industrial hygiene or environmental health program, but allows plant personnel to readily review the test data and establish conclusions relative to compliance with OSHA standards. The maintenance of these records is specifically provided for under the
OSH-Act in Sections 8 (c) and 20 (aj (5). However, in developing a recordkeeping pro gram, it is desirable to go beyond the mere statutory requirements and to anticipate future needs which may be for plant use or for possible proposed standards in the future. Therefore, the necessity for maintaining thorough accurate records on the work en vironment should be quite clear to all plant personnel responsible for environmental health tests.
Records to be of value must be accurate, complete, appropriate, and at the same time as concise as possible. There are many reasons for keeping records applicable to industrial hygiene or environmental health activities. The most important reason is to periodically document an employee's (or group of em ployees) exposure to known atmospheric con taminants or physical conditions. Such records do not only determine whether or not an exposure of an employee is in conjunction with OSHA standards but can provide data and the potential influence, if any, of his working environment upon him during his total employment period. From the Corpora tion's viewpoint, environmental health rec ords can also be beneficial in grievances, arbitrations and compensation cases. All of these aspects point up the great need for concise and accurate records.
Good records require, among other factors, good measurements. The need for accurate
samples, when monitoring the worker's en
vironment, has been emphasized in previous chapters. Unless this is done, the data derived from the sample has little value. Accurate sampling involves more than good instrumen tation. It necessitates recording data on the operations under scrutiny, whether or not the conditions observed are representative, the operating rate of the instrumentation, the location and duration of the sample and other information. In other words, it is just as important to record all the data pertinent to a sample as it is to collect the sample. Good instrumentation is only one phase of col lecting good environmental data.
Environmental Health inventory
Before an industrial hygiene (environmen tal health) sampling program can be effective ly undertaken, knowledge must be developed on where potentially toxic materials and harmful physical conditions are or may be present. This requires a walk-thru type of survey by an industrial hygienist or one adequately trained in associating work con ditions and materials with potential health hazards, to determine for each job classifica tion (1) a brief job description; (2) the materials used, by-products and products formed and equipment used; and (3) measures afforded for health protection. An appropri ate form on which to record this data is shown in Figure 14-1. In completing this form, it is vital to be brief in recording the pertinent information. Excessive wordage should be avoided. The most important in formation in this form is recorded in Columns (3) and (4) which relate to the materials used and control measures. The potential health hazards will be derived from Column (3). The control measures which are to be recorded in Column (4) are indicated by merely checking the appropriate space and noting in the spaces afforded .other pertinent information relative to the control measures. For example, if respirators are provided, it would be pertinent to note the manufacturer and type, such as "MSA Dustfoe-66."
Upon completion of Figure 14-1 for any division, department or room, the last column is completed by indicating the exposures in each job category utilizing a code consisting of the material abbreviations and materials shown in Figure 14-2. This should be done by a professional industrial hygienist at the start of the program. Therefore, Environmental
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RAW MATERIALS AND BY-PRODUCTS
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REMARKS
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Health -- Pittsburgh should be contacted
when the form is completed. Figure 14-2 is a form for summarizing the exposures by department, occupation and type. From this form one can readily review the location of the exposures to air contaminants and physi cal conditions. The presence of these ex posures is denoted by merely an "r" mark in the appropriate box. After thoroughly review ing the data recorded on these forms, one can establish the sampling or testing program.
Sampling Data
It has been previously stated that the adequacy and accuracy of the sampling data largely determine the validity of the evalua tion derived from the test results. Therefore, such data should be as complete as possible and obtained during sampling. The data col lected in the field during testing should be recorded for each test on an appropriate form such as the one shown in Figure 14-3 or logged in a field notebook. Certain basic information is required in all sample data or measurements of physical conditions, and in addition, notes should be made regarding special situations which may influence the sample or the interpretation of the analytical results. The data recorded, as a minimum, should include (1) where the sample was taken, (2) when it was taken, and (3) the volume of air that was sampled, (4) the name of the sampling instrument, (5) the type of sample (breathing zone or fixed position), and (6) the operating conditions. Sample location should be specified first by noting the plant name and geographical location; next, the department, and finally the specific location in that department. Most samples will be collected by a worker wearing a personal
sampling device. In such cases, the employee's name and/or identification number, as well as his occupation should be recorded. For area samples, if is possible to describe the sampling location by reference to numbers on the building columns or other designations used within a given plant. The records should be sufficiently detailed that another individual would be able to locate the sampling area without the assistance of the person recording the data. When there are a number of singular work stations, machines or jobs in a given department and only one is sampled, then reference should be made to that one loca tion.
The date on which the sample was taken
must be recorded, as well as the time the sampling period began and the time sampling ended. If for some reasons sampling is per
formed discontinuously the individual times at which the sampling started and stopped should be noted. Finally the total number of hours and/or minutes during which the sam ple was taken should be recorded. Summa rizing the following information regarding the sample itself should be recorded: (1) the type and manufacturer of the sampling device,
such as MSA Monitairc Model S, MSA Uni versal Tester, General Radio Model 1565-B sound level meter, etc.; (2) the number or
identification of a filter, indicator tube or other collection device; (3) the type of contaminant, i.e., fume, respirable dust, gas, etc.; (4) the type of sample, i.e. breathing zone or fixed position; and (5) the sampling
rate at the start and at each check period during the shift.
Finally, a brief description of the work
operation being sampled, making special reference to any features of the job which relate directly to the production of air con taminants for which sampling was being per formed. This description should include reference to local exhaust or mechanical general ventilation or its absence. For example, arc there windows and if so, are they opened or closed? Is there an overhead ventilator or a roof monitor? Are there roof exhaust fans? Is the. point of contaminant generation enclosed and provided with ex haust ventilation and does the system appear to be effective? Under remarks, it will usually be useful to make some notation about the presence or absence of visible dustiness in the air, of an odor or irritation to the eyes, nose
or throat. Figure 14-3 is an example of a useful form. Others may be developed for each plant's use but it would be desirable to
standardize.
Analytical Records
Air samples require analysis of the col lected material and/or weighing. These should be placed in an appropriate container together with the form requesting analysis and mailed to ARL-Environmental Health Laboratory, Monroeville. The form requesting laboratory analysis (Figure 14-4) should be completed in full. To insure accurate records, it is im perative that the sample number, location or
VVV 000000632
FIELD SAMPLING DATA
Division:
Bldg.:
Date:
Sampling Instrument:Sampling Rate:
Contaminants: - Principal:
Other: _____________
Processes in Area:___________________________________________________
Type of Contaminant Control:
TYPE OF
SAMPLE SAMPLE
NO. BZ Fixd
FILTER WEIGHT
Tare Final
TIME OF
DURATION OF
SAMPLING SAMPLE
SAMPLE VOLUME
OPERATING CONDITIONS
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operation involved, date, flow rate, sampling time, initial filter weight and the analysis required be indicated. All of this information is necessary to insure complete and accurate records regarding potential exposure to toxic materials.
Many gas and vapor samplers and instru ments which measure physical agents are direct reading devices. In the use of these instruments it is necessary to gather most of the previous data and in addition, record the
reading. As indicated earlier, when using a direct reading instrument, such as a com bustible gas analyzer or a sound level meter, the needle or indicating device generally fluctuates constantly. In general, the intent is to record the average reading along with the range (maximum and minimum).
In addition to records of samples taken as just described, it is important to keep good records concerning the case and maintenance of sampling equipment. Every instrument ought to have a log sheet (a sample was shown in Chapter X, Figure 10-2) on which is recorded the date that instrument was ac quired and dates on which calibrations, battery charges or maintenance were per formed. A separate sheet should be main tained for the purpose of recording the actual calibration data when it is obtained. Refer ence should always be made to this sheet when sampling so that suitable corrections for sampling rate or interpretation of instrument readings can be made. Frequently it is desir
able to construct a small calibration chart or curve and attach it to the instrument for convenience, but the primary reference should be in the log book.
Exposure Record (Permanent)
The previously noted forms arc employed to obtain data from which the exposures of workers, to toxic material and harmful physi cal conditions, may be determined. Accord ingly, it is necessary to compile exposures on an appropriate form. The one used by Head quarters Environmental Health is shown in Figure 14-5. Only the data on this form needs to be revealed to an OSHA or NIOSH representative or to the employee. An ex posed employee is entitled to be informed only on the extent of his exposure and not on that of other employees.
Figure 14-5 is used to record only timeweighted. average concentrations (TWAC), derived from breathing zone samples, or mean average concentrations of air in plant areas. The former represent exposure while the latter represent data from which exposure may be calculated. This information must be derived from a 4-hour sample, as a minimum, and preferably over the full S-hour shift. The duration of the sample must be determined from knowledge of the variability of the contaminant concentration over a full-shift and the mobility of the employee. The exposure information is recorded by depart ment and job involved.
VVV 000000635
TEST LOCATION
Dept.
Job
DUST No. X
ENVIRONMENTAL HEALTH
INDUSTRIAL HYGIENE SURVEY REPORT
Plant____________ Dates of Survey. Project No._____ Survey Eng.____
JOB EXPOSURE - FULL SHIFT (mg/m3)
AREA CONCENTRATION - (mg/m3)
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XIV-D________________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
D. AIR SAMPLING DATA (OSHA-91)
1. Purpose. The Air Sampling Data form (OSHA-91) provides OSHA's field personnel with a standard medium for recording the data required to support a health violation. It also serves as a Lab submission form for samples re quiring analysis at the Salt Lake City Labora tory. By serving as the input document for the Management Information System MIS), it elimi nates the Inspection Test/Sample Log (OSHA-35).
2. Benefits. The OSHA-91 will consolidate cali bration records, sampling data, and analysis into one preformated page with continuation sheets. It will help to ensure that all necessary informa tion for supporting an air violation is recorded and will facilitate case Hie review. Moreover, by serving as the MIS input document it will pro vide the National Office with a data base which can be used to develop new standards and re spond to queries from field offices and the general public.
3. Prescribed Use. The OSHA-91 is mandatory for all sampling data used for citation purposes, and is optional for screening samples. If the form is used for screening, a photocopy shall not be submitted to MIS. If the reading were for screen ing purposes, indicate this fact clearly so that the clerk responsible for MIS function will know that a copy shall not be made.
4. Special Instructions.
a. If more than one sample form is used for a given employee, complete only the identifying data (items 10, 11, 12, 13, 14, and 17) on the additional form(s).
b. Date stamps may be used for all the date entries (items #8, 15, 16, and 54) on this form.
5. Form. See Figure XIV-5 for example of OSHA-91.
6. Instructions. Complete the OSHA-91 as fol lows. (See Figure XIV-6.)
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OCCUPATIONAL SAFETY AND HEALTH CALIBRATION RECORDS
_________________ Figure XIV-g INDUSTRIAL HYGIENE FOM
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INDUSTRIAL HYGIENE FOM
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Figure XIV-6
INDUSTRIAL HYGIENE FOM
Figure XIV-6
INSTRUCTIONS FOR COMPLETING OSHA-91
Item
PRE-SAMPLING CALIBRATION (See the back of the OSHA-91)
1. Pump Mfg. & SN. Enter the manufacturer and serial number.
2. Voltage Checked? Check the appropriate box to indicate whether the battery's voltage was checked.
3. Location/T&Alt. If calibrated in the office, enter "OFFICE". If cali brated elsewhere, record the address of the location at which the cali bration is performed. Include altitude and temperature, when neces sary (see the IHFOM, Chapter Vin, G.l.d.).
If the pumps are calibrated at the same place and time, the address should be noted on the first form used and a slash drawn through the item on subsequent forms.
4. Flow Rate Calculations. (OPTIONAL) Use the space provided here to perform the calculations made during the calibration. (The rotometer or other setting may be recorded here rather that in item #5.)
5. Flow Rate. Record the flow rate which will be used in the sampling, including the rotometer or other setting.
6. Method. Indicate the method used to calibrate the pump by checking "Bubble" for bubble meter or "PR" for precision rotometer.
7. Initials. The person performing the pre-sampling calibration must certify that standard procedures have been followed by initialing the form in this space. (Refer to the IHFOM, Chapter VIII, Section G.)
8. Date/Time. Record the date and time of the pre-sampling pump cali bration.
INSPECTION IDENTIFIERS (See the front of the OSHA-91)
The inspection identifiers Region (#10), Area (#11), CSHO No. (#12), and Report No. (#13) must be recorded on every sampling form submitted to MIS.
9. Establishment. (NOT ENTERED IN THE FIELD) Enter the legal name of the establishment. This need only be entered once for the sample forms in a case file. When they are assembled for MIS submis sion, the name should be entered on the first form of the batch.
If the CSHO prefers to enter the establishment name on all forms sub mitted to the laboratory in order to aid in the identification of the appropriate case file when the analysis results are returned, only a
X1V-13
VVV 000000640
Figure XIV-6
Figure XIV-6_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
shortened version need be entered on those sheets. Only the first form of each set submitted to MIS need contain the legal name.
10. Rgn. Enter the Region code of the Region in which the inspection is being conducted.
11. Area. Enter the Area Office code of the area in which the inspection is being conducted.
NOTE:
1. If the samples recorded on a sample form require lab analysis, and the CSHO performing the sampling works out of a District Office or Field Station and wishes to receive the analysis results at that office, enter an appropriate abbrevia tion for that office's city name above items #10 and 11.
2. If the CSHO performing the sampling has been detailed to the Area Office identified by items 10 and 11 and wishes to
receive the analysis results in the home office, enter this request in item #37.
Inspection ID
12. CSHO No. Enter the CSHO No. from the OSHA-1. 13. Report No. Enter the Report No. from the OSHA-1.
14. Person Performing Sampling (Signature and CSHO No.). The CSHO who is performing the sampling must sign the sampling form to verify that the method(s) prescribed by the IHFOM or recommended by the laboratory have been followed. If the CSHO No. of the person perform ing the sampling is different from the one on the OSHA-1 (i.e., it is a
team inspection), enter the CSHO No. of the person actually doing the sampling in the space provided to the right in block 14. If the CSHO Nos. are the same, leave the CSHO No. in item 14 blank.
15. Sampling Date. Enter the date on which the sample(s) is collected.
16. Shipping Date. (NOT ENTERED DURING SAMPLING.) Record the date on which the saraple(s) is transmitted to the laboratory.
NOTE:
The certification stub or other receipt should indicate to
which samples it corresponds. It should then be attached to one of the appropriate sample forms to eliminate the need to record the receipt number on every form.
EMPLOYEE DATA
17. Employee: Name/Address/Phone. Enter the name (First, Last), ad dress (include zip code), and telephone number of the employee being sampled.
18. Job Title (Code). Enter the job title (and/or job code, when available) of the employee being sampled.
Figure XIV-6
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OCCUPATIONAL SAFETY AND HEALTH
_______
Figure XIV-6
INDUSTRIAL HYGIENE FOM
NOTE:
The codes for job classifications are being developed by the Office of Management. Data and Statistical Analysis (OMDS). Until these are issued, record the employee's job
title only.
19. PPE. Record the type(s) of personal protective equipment (PPE) the
employee is using, including the manufacturer's name, the model num ber, and the type and concentration of the contaminant against which it protects. If no PPE is in use, enter "NONE"
NOTE: Codes for personal protective equipment are being developed by OMDS. Until these codes are available, leave this space blank.
20. Eng. Code. - Engineering Control Code.
NOTE: Codes for engineering controls are being developed by OMDS. Until these codes are available, leave this item blank.
21. Exposure Information.
a. Number. Record an estimation of the number of employees who po tentially would be removed from risk if the hazard were corrected. In clude employees potentially exposed on all shifts. This number is recog nized as a subjective assessment of the scope of the exposure problem.
This number will be recorded only once for each hazard area. Enter the appropriate number on the first OSHA-91 for a particular hazard area and draw a slash through this space on ail subsequent OSHA-91s for the same area.
NOTE: It is essential that this number not be repeated on sample forms relating to the same hazard area. Repeated entries will result in multiple counting and will invalidate the MIS data.
b. Duration. Record the length of time that the alleged violation has existed. This number indicates how long the hazard(s) has existed, not how long the sampled employee has been exposed to the hazard. It is not necessary to record the duration on al1 OSHA-91s for an area unless the information is different.
c. Frequency. Describe, as concisely as possible, the general frequency of exposure in the sampling area. Convey the complete picture for all overexposed employees, not just that of the sampled employee. This may require several frequency descriptions and the number exposed at
each frequency.
Example: 2 for 8 hrs/day 8 for 3 hrs/week
SAMPLING-RELATED INFORMATION 22. Weather Conditions. Record, when necessary, temperature, altitude
XIV-15
VVV 000000642
Figure XIV-S
Figure XIV-_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
and other weather conditions existing during the sampling period which may affect the sample data (see IHFOM, Chapter VIE, G.l.d.)
Items
23. Photo. If a photo(s) was taken, circle the "Y" then enter the Photo Identification Number (e.g., roll and frame numbers) and the Photo Worksheet (OSHA-89) page number, if applicable. If no photo was taken, draw a slash through the item.
24. Pump Checks and Adjustments. Record the time at which each pump flow rate check is made. If the flow rate has changed, record the time
and the rotometer setting before adjustment.
OPERATION-RELATED INFORMATION
25. Job Description, Operation, Work Location(s), Ventilation and Con trols. Record a detailed description of the work environment of the sampled employee.
Identify the operation, equipment associated with the hazard (include identifying numbers), and the work locations. All pertinent information about the work being performed should be covered. Include information such as the employee's activities during non-sampling periods when it might affect the exposure, general observations of work practices and
environment, unusual events which the CSHO observes, etc.
Be sure to include observations on the following when they affect ex posure or issuance of a citation:
1. Employee comments, recorded verbatim if possible, on the ex posure (including how long they have worked at the job and the fre quency of their exposure to the hazard) or the employers' health and safety program. Be sure to include notes on symptoms exhibit
ed or mentioned by the employee.
2. Account of employee movements and duties in each area of the plant.
3. Notes on visible dust, fumes, vapors, etc.
4. Source of exposure.
5. Ventilation and other significant air movements affecting con taminant concentrations. Include descriptions and measurements.
6. Reference to other sampling data which supports this exposure situation. For instance, wipe samples which are not referenced on this form.
7. Engineering and/or administrative controls, present and feasible.
8. Employer knowledge of the hazard.
Figure XIV-6
9. Other employer information. If the employer neither created nor
XIV-16
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OCCUPATIONAL SAFETY AND HEALTH
_________________ Figure XIV-6 INDUSTRIAL HYGIENE FOM
controlled the hazardous condition, state the name of the respon sible party and its relationship to the employer.
Begin your description here and continue on the back or on addi tional pages of the "Note-Taking Sheet" (OSHA-94). Always pre cede the continuation with the appropriate item number and indi cate to which sampling data form it relates (e.g., "Jones-item 21" for the job description of employee Jones who is wearing the pump or "p.4-21" for item 21 on field page number 4.).
When the case file has been organized and the pages numbered, enter the case file page number(s) in the "Cont'd" box to indicate where any continuation page for this job description can be found. This is not necessary if the continuation page directly follows the sample form.
SAMPLING DATA
Items 26-37 are entered in columns, one column for each sample taken including area, bulk, or wipe samples.
Pump No. [OPTIONAL] The pump's serial number may be noted here for refer ence during sampling.
26. Sample Type/Media. Indicate the type of sample collected in the col umns above the sample data to which it relates. In general, use the manufacturer's designation of sampling media. Some suggested abbreviations follow.
Sample Media Abbreviations
Silica gel tubes
Florisil tubes XAD-2 resin tubes Tenax GC tubes Chromosorb 104 tubes Chromosorb 106 tubes Charcoal tubes
TEA-molecular seive tube
Glass fiber filter Fluoropore filter Silver membrane/glass fiber Millipore AA filter Millipore HA filter Gelman GN-4 filter
Mine Safety Appliance FWS-B filter
SGT
FT XAD Tenax Chrom 104
Chrora 106 CT TEA-MS
GFF
FH AgM AA HA GN-4 FWS-B
For a solid sorbent, specify what the sorbent was and its lot number, if appropriate.
XIV-17
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Figure XIV-6
Figure XIV-6_________________ INDUSTRIAL HYGIENE FOM
For example:
OCCUPATIONAL SAFETY AND HEALTH
Pump No.
26. Semple Type/Madie 27, Filttr/Tuba No. 28, Sampla Submission No.
cAajcc oaI
SAMPLING DATA
For a liquid sorbent, specify what solution was used. For example:
'v'
Pump No.
28. Sample Typa/Madia 27. Filter/Tube No. 28. Sample Submission No.
ujahit
SAMPLING DATA
For a filter, note the filter type (e.g., AA, FWS-B, etc.). If the filter is an FWS-B, indicate whether it is "Total" or "Respirable" by the letter "T" or "R", respectively.
For example:
Pump No.
26. Sample Type/Media 27. Filter/Tube No. 28. Sample Submission No.
FU/S-b-F
SAMPLING DATA
i i
Figure XIV-6
XIV-18
VVV 000000646
OCCUPATIONAL SAFETY AND HEALTH
__________________Figure XIV-6 INDUSTRIAL HYGIENE FOM
The sample type/media need only be entered once for all the samples on
a sheet if they are all of the same type. If two types of samples are re corded on one form, it must be clear which samples are of each type. See the examples below.
Pump No. Jt. S--pie Type;Media 77. FillK/Tuta 31 SpkmSmtmiwi Ne.
SAMPLING DATA ------------------------------- ,-------------------------------
ptos-a-tF)
When bulk or other samples are collected to support the exposure data (See Chapter IX, Section E, of the IHFOM) and the CSHO desires the semi-quantitative analysis results, the sample data for these samples may be noted in one of the columns on this same form. If the sample is for reference only (i.e., it requires qualitative analysis only or is for use by the laboratory) or its analysis will be reported on another form, enter the reference number in item 39.
NOTE: The CSHO shall indicate if a bulk sample is settled dust sample.
EXAMPLE:
Pump No.
38. Sneu Tvpa/MMia 37. Filter/Tup* No. 38. Sampia Submission No.
38, Supporting Samples a. Blanks:
b. Bulks:
c. Other: St+HeJ Dasi
For these supporting samples which require qualitative analysis, enter
the type of sample in this space (e.g., "WIPE" or "BULK."), assign a sample submission number in item 28, and leave items 29 through 34 blank in that column.
X1V-19
VVV 00000064-6
Figure X1V-6
Figure XIV-S
OCCUPATIONAL SAFETY AND HEALTH
INDUSTRIAL HYGIENE FOM
EXAMPLE: In the following case, four air samples are supported by a bulk which the CSHO desires analysis.
f Pump No. 34. ten*m r,p/U*o. 27. Fllr/Tu* No. 21. 3*n** SwwnMbo* No.
k*AA /
SAMPLING DATA
L- 1-----------------1-- ---------------------------
---------------------------^
3
e>uik
27. 28.
29. 30.
31. 32.
33.
34. 35. 36.
Figure XIV-S
Tube/Filter No. (OPTIONAL) Record the tube or filter number as signed by the CSHO to aid in the identification of samples in the field.
Sample Submission No. Record the sample number assigned to each sample by the CSHO for submission to the lab. In the case of an inspec tion having more than one person taking samples, the team leader must ensure that each sample has a unique sample submission number under that report number (item 13).
Time on. Each time the pump is turned on, record the time.
Time Off. Each time the pump is turned off, record the time.
NOTE: If the pump is turned on and off during the course of the day and the filter or other sampling media is not changed, enter the subse quent times in the same column or in adjacent columns.
Total Time (in min.). Record the total sampling time in minutes.
Flow Rate. Record the flow rate at which the pump is operated. Indi
cate what units are correct by checking the appropriate box--either "L/min" or "cc/min". If a change in the flow rate is observed during pump checks, record that value in item 25 (Pump Checks and Adjust ments). Refer to the IHFOM, Chapter X, Section A. to determine what flow rate to use if adjustments have been made or if pre- and post-
sampiing calibrations were different.
Volume (in liters). Record the total air volume sampled (in liters). This should be the volume the laboratory will use in its calculations. If the sampled air volume needs correction for temperature or pressure, record the corrected air volume sampled (in liters). The volume should be recorded to 2 to 3 significant figures, in the units sampled (e.g., 625 or 62.5 or 6.25).
Net Sample Weight (mg). Record the net sample weight (in mg) en tered in item 60 on the back of this form.
Lab Sample No. (NOT ASSIGNED BY CSHO.) The laboratory will assign a "Lab Sample Number" to each sample and enter it in this row.
Substance and Results. Identify the substances for which analysis is re quested. Record, in priority order, the analyses desired.
XlV-20
VVV 000000647
OCCUPATIONAL SAFETY AND HEALTH
_________________ Figure XIV-6 INDUSTRIAL HYGIENE FOM
ed on the same OSHA-91, complete this item and draw an "X" through the box in the columns of the samples for which the identified analyses are not required.
EXAMPLE: In this example, samples 1 and 2 require analysis for nickel and copper, but not for sulphur dioxide. Samples 3 and 4 require analysis for sulphur dioxide only.
Punw N.
M. ti i|ii }7 SihST
2. r*mQm J&TmwOM
a-,'a*JZ. a i.--
----
rtickc/
SAMPLING DATA
1 AA -----------------1-----------------1----------------
i/
-a.
3 1/
!
sasTte-A
i ' /OiO*
/O'.os /a-.oo
4:oo
1 1 40
// *,o
35" 0.0 ! 0.0
\
; a*,*
/7.0 00.0
11
\1 \ /k /'i
1 l
Results. (NOT COMPLETED BY CSHO.) The laboratory will enter the results of its analysis in these rows. Detection limits may be en tered, if appropriate. The following codes may be used:
DL = Detection Limit ND = None Detectable.
NOTE: If for some reason, a CSHO has a question about the results reported by the Laboratory, he or she may call the Salt Lake City Laboratory and request the samples' mass and desorption efficiency, etc. in order to check the calculations.
37. Interferences and IH Comments to Lab. Identify any known or suspect ed substances present during sampling which might affect the labora tory's analysis, and record any additional information which the laboratory may need (i.e., special handling and storage instructions, etc.). (Refer to the EHFOM, Chapter IX, Section D.) Include here the name of any laboratory personnel consulted on sampling strategy. Also enter the name of the office to which the results should be sent if dif ferent from that office entered in item #11. For liquid sorbents whose substance names cannot be fit into item #26, identify the sorbent here.
NOTE: If different analyses are requested for different samples record-
XIV-21
yVV 0000006^6
Figure XIV-e
Figure XIV-6_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
38. Supporting Samples. For a supporting sample, enter the sample number in the space alongside the type of sample involved. Reference samples (i,e.f blanks, bulks, etc.) for which quantitative analysis re sults are not desired or are reported on another form should be recorded in this item (#38).
Example:
Mi rwuwi 77. NwiTa
. Tp.0.
buJK_ _ _ _ _ L 1
i1! 1
b. ago.: e. Other:
If a supporting sample does not relate to all the samples identified on the sheet, indicate to which samples each supporting sample refers by recording the appropriate sample number(s) in parentheses after the reference number.
NOTE: The lab needs a separate blank for each type of analysis.
EXAMPLE: The entry in subitem a indicates that blank no. 392 sup ports all the samples, but the CSHO does not require the analysis re sults.
| 38, Supporting Samples
a. Blanks: 3tfoL
b. Sulks: c. Other:
l_____
Figure XIV-5
XIV-22
VVV 000000649
OCCUPATIONAL SAFETY AND HEALTH
__________________ Figure XIV-6
INDUSTRIAL HYGIENE FOM
NOTE: If a single blank supports more than one sample form, the blank's reference number should be recorded on each form.
Indicate other supporting samples, such as area samples, as shown by the following example: The samples on this sheet are supported by an area sample (#393). The bulk sample (#394) supports only sample number 490.
38. Supporting Samples
a. Blanks:
b. Bulks:
c. Other:
Shipment to Lab
When preparing samples to be sent to the lab, the person doing the shipping should make photocopies of the OSHA-91 to accompany the various types of samples. For instance, when organic and inorganic samples are recorded on the same sheet, they must be shipped sepa rately to different parts of the laboratory; Air Sampling Data forms must accompany both shipments.
Send the original of the OSHA-91 to the Laboratory with the main group of samples to be analyzed. Send one photocopy of the front of the OSHA-9 with each additional group of samples.
NOTE: The forms transmitting bulks to the lab should identify all the samples to which they relate. Keep one phototcopy of both sides of the OSHA-91 for the case file.
XIV-23
VVV 000000650
Figure XIV-6
Figure XIV-6 INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
The following flow chart shows this procedure graphically.
tr\ -- evix / Z3 *3
In the above example, the lab will return the original and photocopy #1 with the results of their analyses noted in item 36. At that time, the original and photocopy #1 will replace photocopy #2 in the case file.
39. Analyst's Comments. (NOT COMPLETED BY CSHO.) The lab analyst may enter here any remarks which are deemed sugnificant to the CSHO's evaluation of the sampling data and analysis results. This will include the results of the analysis of blanks, and the method of
analysis if the standard method is not followed.
40. Seals Intact? (NOT COMPLETED BY CSHO.) The laboratory will
check the appropriate block to indicate whether or not the sample seals were intact when the shipment was received by the laboratory.
41. Chain of Custody. (NOT COMPLETED BY CSHO.) The laboratory will complete this item in order to certify the proper handling of
samples in the lab. The person performing the activity identified in each subitem will initial and date the form.
CITATION DATA
When the CSHO receives all the results of the laboratory analyses recorded on
Figure XIV-6
XINf-24
000651 000
OCCUPATIONAL SAFETY AND HEALTH
__________________Figure XIV-6 INDUSTRIAL HYGIENE FOM
one OSHA-91, discard the case file photocopy of that OSHA-91 and insert the original (and photocopies, if applicable) which contains the original lab entries of the results. All originals (both field and laboratory) must be retained in the case file.
Items 42 thru 48 must be completed whether or not a citation is issued. Com plete one row for each substance entered in items #36 and 42.
All substances in item #36 must be entered in item #42 and items #43-47 com pleted on the original. A copy of the front of that form must be sent to MIS.
42. Substance Code. After the results come back from the laboratory, record the substance code for each of the chemicals sampled, one code per line, in the same order as item 36. Thus, up to four (4) substance codes may be recorded on one OSHA-91.
NOTE: OSHA will soon adopt the Chem Abstract' nine digit sub stance codes (CAS #) to make our computer data compatible with the other IRLG agencies. Until the new codes are adopted, continue to use the present four-digit codes found in the MIS Manual and enter them in the first four spaces provided (see Example under item 44 below).
43. If the sample on which a citation is to be based is a wipe, bulk, or area sample, or if no other type of sample was taken in a hazard area the in formation in items #42-48 must be completed as appropriate.
Indicate what type of sample the data relates to by means of the follow ing codes: W = Wipe, B = Bulk, A=Area and 0 = 0ther. No entry is re quired for personal samples.
44. TWA or C. Record the eight-hour time-weighted average or ceiling value for each contaminant as calculated on the reverse of the form (item #61). The value recorded here should not include the statistical and analytical error. (SAE). (See instructions in the IHFOM, Chapter II, Section A.11.). In the block provided to the left, enter a "T" if the value recorded is a TWA and a "C" if it is a ceiling.
The TWA/C must be reported in the same units as the PEL and those units indicated in item #45.
NOTE: If both a TWA and ceiling value are determined, draw a line dividing the space for items 44-49 in half and enter the values for both. If fewer than four substances are sampled for, two adjacent lines may be used for reporting the two values.
X1V-25
VVV 000000652
Figure XIV-6
Figure XIV-S INDUSTRIAL HYGIENE FOM
EXAMPLE:
OCCUPATIONAL SAFETY AND HEALTH
t CITATION DATA
42. Substance Cob**
7 zq o
b.
C.
d.
49. Additive* V
* Wwipe
43.-
T C
B-bulk
A_area
44. TWA/C
45. t
t Units: PmPPM
46. PEL
3.
5-
47. SEV.
/ .1
F*Fibers/cc
48. Citation (O Tyo# No. Itwn No.
5 01003
i .2 sot 003
.
45. Indicate by the following codes, the units of measure which apply to both the TWA/C (item #45) and the PEL (item #47).
P = PPM
M=
If a TWA and/or Permissible Exposure Limit (PEL) is expressed in micrograms (J/>g), it must be converted to milligrams (mg).
46. PEL. Record the PEL of each contaminant.
If, because of novel work schedule or other unusual circumstance, the
PEL is adjusted (according to the instructions in Chap. X1H of the IHFOM), record the equivalent PEL. When the PEL is adjusted, enter
an "A" beside the PEL.
47. SEV. = Severity. Record the severity code (ratio of TWA to PEL) for each exposure. Calculate the value to the nearest hundredth.
48. Citation (Type, No., Item). If a citation is issued based on the exposure documented in this row on the sampling form, record the citation type
(one of the following: S-Serious, R-Repeated, W-Willful, O-Other), ci tation number and item number of this exposure. If no citation is issued baaed on thi9 survey data, enter the appropriate MIS code (from the following list) under "Type" to indicate why.
Codes:
Figure XIV-6
Citation ID for samples collected to establish a failure to correct a viola tion shail not be recorded. MIS will pick up this information from the 0SHA-2B. Enter "FTC" in the citation ID box. (Note that the sample results are still entered in the appropriate boxes.)
XlV-26
00G0Q0653 VVV
OCCUPATIONAL SAFETY AND HEALTH
____________ Figure XIV-6 INDUSTRIAL HYGIENE FOM
49. Additives. If substances, due to their similar physiological effects, are considered additive, and if a citation results from the additive effects, enter the line letters (i.e. a, b, c, and/or d) of the substances identified in item 42 that are additive. Record under "SEVM (item 47) on this line the equivalent exposure for the mixture, as referenced in 29 CFR I9l0.1000(d)(2)(i). This value is equivalent to the sum of the severity ratios for each substance contributing to the additive effect. In item 49 on this line, enter the Citation ID.
Case File Page/Of. When the case file is organized, the sampling data forms and their continuation sheets should be placed immediately behind the Work sheet [OSHA-lB(IH)] to which they relate. All sample sheets which do not support a violation should be placed together at the back of the case file. After the case file has been organized, all of the pages should be numbered sequentially (see OSHA Instruction ADM 12.3A).
POST--SAMPLING CALIBRATION (See the back of the OSHA-91)
NOTE: Be sure to use the same calibration method for pre- and post sampling calibration.
50. Location/T&AlC. If calibrated in the office, enter "OFFICE" If cali brated elsewhere, record the address of the location at which the cali bration is performed. Include altitude and temperature when neces sary.
If all pumps are calibrated at the same place and time, the address should be noted on the first form used during the calibration an a slash drawn through this time on subsequent forms. If the pre- and post sampling calibration were done at the same location, draw a slash through this item, but record the temperature, if needed, on the first form used.
51. Flow Rate Calculation. (OPTIONAL) Use the space provided to per form the calculations made during the calibration.
52. Flow Rate. Record the flow rate of the pump as determined by post sampling calibration.
53. Initials. The person performing the post-sampling calibration must cer tify that standard calibration procedures have been followed by initial ing the form in this space.
54. DatelTime. Record the date and time of the post-sampling pump cali bration.
SAMPLE WEIGHT CALCULATIONS (See the back of the OSHA-91)
From the data recorded in the Weighing Log, calculate the Net Sample Weight for each filter in a column (items 55-60) according to the follow ing instructions. The filter numbers should be listed in the same order as on the front of the form to decrease the likelihood of transcription errors.
55. Filter No. Enter the filter number from the front of the OSHA-91 (item 27 or 28) which is the same as item #2 on the Weighing Log (OSHA-96).
XIV-27
VVV 000000654
Figure XIV-6
Figure XIV-6 INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
56. Final Weight (in mg). Transcribe from the Weighing Log the average weight (in mg.) from the post-sampling weighing.
57. Initial Weight (in mg). Transcribe from the Weighing Log the average weight (in mg.) from the pre-sampling weighing.
58. Weight Gained (in mg). Subtract the "Initial Weight" (item 57) from the "Final Weight" (item 56) and enter the difference (in mg.).
59. Blank Adjustment (in mg). In the space provided below for calculations (item 61), or in any extra columns that are available here (items 55-57), calculate the blank's Weight Gained4* as described in the instructions for item 58. Record that weight in each column used for sample weight calculation.
60. Net Sample Weight (in mg). If the blank has gained weight during handling, subtract the Blank Adjustment (item 59) from the "Weight Gained" (item 58). If the blank lost weight, make no adjustment. Record the result (in mg.) for each filter in this space and in the cor responding space for item 34 on the front of the OSHA-91. If no blank adjustment is made, enter the "Weight Gained" (item 58) in item 34 (Net Sample Weight) on the front of the form.
61. Calculations. This space is provided for performing your calculations of TWA, severity, correction factors, sampling and analytical errors, etc.
NOTE: Perform all calculations according to the instructions in the IHFOM.
The remaining space on the back of the form may be used for continuing any item from the front or for any other purpose the CSHO desires.
E. Noise Survey Data (OSHA-92)
1. Purpose. The Noise Survey Data form (OSHA92) provides OSHA's field personnel with a stan dard medium for recording the data required to support a health violation. Its use also eliminates the Inspection Test/Sample Log (OSHA-35) now submitted by CSHOs.
2. Benefits. The Noise Survey Data form will consolidate calibration records, survey data, and post-survey analysis into one preformated page with continuation sheets. It will help to ensure that all necessary information for supporting a noise violation is recorded, and will facilitate case file review. Moreover, because a photocopy serves as the MIS input document, it will provide the National Office with a data base which can be used to develop new standards and to respond to queries from field offices and the general public.
3. Prescribed Use. The Noise Survey Data form
is mandatory for all noise survey data used for citation purposes, and is optional for screening samples. If the form is used for screening, a photocopy shall not be submitted to MIS. If the readings recorded were for screening, indicate this fact clearly so that the clerk responsible for the MIS function will know that a copy shall not be made.
.4. Special Instructions.
a. If more than one sample form is used for a given employee, complete only the identifying date (items #15, 16, 17, 18, and 21 on the addi tional forms.
b. Date stamps may be used for all the date entries (items 7, 13, 20, 48, 53, and 60) on this form.
5. Form. See Figure XIV-7 for an example of OSHA-92.
XIV-E5
XIV-28
OOo 655
OCCUPATIONAL SAFETY AND HEALTH Occupational Safety & Health Administration NOISE SURVEY DATA
19. Parson Performing Sampling (Signature! 21, Emplovee: (Name! laddressl
28. JoD Description, Operation. Worn Locationlsl and Controls.
__________________ Figure XIV-7 INDUSTRIAL HYGIENE FOM
U.S. Department of Labor
24. Exposure Inlormanon
c. Frequency
2S. Waatner ConOitions
Is. Duration
26. Photo Y
29.SLM OATA a. Time
D. dBA
d. Location of Test & Remarks
f30. SN: 31.
CELL NOfSI 32.
TIME ON
33. TIME OFF i
34, V. REAOOUT %i
Form OSHA-92 (January 19791
QOSIMETER DATA
' '0 Continuous / Intermittent 30 impact
XIV-29
1 35. Reedogt SN
36. Total Time
1
37. Equivalent dBA
V____________________________ >
CITATION OA4A-
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Casa File Page
VVV 000000656
Figure XIV-7_________________ INDUSTRIAL HYGIENE FOM
PRESURVEY 1. DOSIMETER
3. CELL NO(S)
OCCUPATIONAL SAFETY AND HEALTH
-DOSIMETER CALIBRATION--
4. READOUT % Y 42. DOSIMETER . Imutt Owed
Q ves NO B. SN
POST-SURVEY 44. CELL NO(S) 45. READOUT*^
. Biliary Cnca r6S NO
. Cu.eraiar SN
2. READOUT
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PRE-SURVEY f 8. SLMMlj/SN
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5 L4C4ton/T it 6.P.
43. READOUT
*6. LoeaciA^T A 0.P
B Voita^tnack v*s O NO
_______________________ -SOUNO LEVEL METER CALIBRATION-POST-SURVEY
8. CuiBralerSN
f\ as. CaliOrato. SN
SO. Location/? A 0 ^
\
11. RESULTS
1. d6A
125
250
500
1000
2000
51. RESULTS J
. 6A
125
250
b. dBC 1], Imi.ua
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. oac 52. i
52. Daia/T^m#
V. __________________________________________Y
OCTAVE BAND ANALYSIS and IMPACT NOISE
c
54. Octave Sind Analyzer (Mtg, SN & Model No.I
CALIBRATION
500
1000
f PRE-SURVEY
55. Calibrator S.N
57 Location /T48*
Y POST SURVEY
68 CMituaio. $ N
---------------------------------------------------------------------------------------------66. UfcaitbA/T08f
2000
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58. RESULTS
125 |
a. 6A 1
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j 59. Initials
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67. RESULTS
: 66. mm.on
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X1V-30
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OCCUPATIONAL SAFETY AND HEALTH
________________________X1V-E6 INDUSTRIAL HYGIENE FOM
6. Instructions. Complete the Noise Survey Data form (QSHA-92) according to the instructions in Figure XIV-8.
FIGURE XIV-8
INSTRUCTIONS FOR COMPLETING OSHA-92
Item
DOSIMETER CALIBRATION (Pre-Survey) [See the back of the OSHA-92.]
1. Dosimeter.
a. SN. Enter the serial number of the dosimeter which will be used to perform the survey. ;
b. Mfg. Enter the dosimeter manufacturer's name.
c. Battery Check. Check the appropriate box to indicate whether the battery was checked.
d. Calibrator SN. Enter the serial number(s) of the calibrator(s) used to calibrate this dosimeter.
2. .Readout, (IF APPROPRIATE.) If a separate readout is used, enter the information for subitems a and b. If the same readout is used with all the dosimeters calibrated during a session, record the following on the first form used and draw a slash through this item on all additional forms.
a SN. Enter the serial number of the readout.
b. Voltage Check. (IF APPROPRIATE.) Check the appropriate box to indicate if the voltage was checked.
3. Cell No(s). (IF APPROPRIATE.) Enter the number(s) of the cell(s) which is being calibrated. Only those cells which will be used in the survey need be calibrated.
4. Readout %. Record the result of the calibration. If cells are used, record the result of each cell's calibration. If the instrument does not use cells, leave item 3 blank and record the dosimeter readings here.
5. Loculion/T&BP. If the dosimeter is calibrated in the office, enter "OF FICE". If calibrated elsewhere, record the address of the location at which the calibration is performed. Include barometric pressure and temperature, when necessary (refer to the IHFOM, Chapter IV, Section B.6.).
If ail the dosimeters are calibrated at the same place and time, the address should be noted on the first form used during the calibration and a slash drawn through this item on subsequent forms on which dosimeter calibration data was recorded.
X1V-31
VVV 000000658
Figure XIV-8
Figure XIV-8_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
6. Initials. The person performing the pre-survey calibration must certify that the standard procedures have been followed by initialing the form in this space. (Refer to the IHFOM, Chapter VIH, Section H for stan dard procedures.)
7. Date/Time. Record the date and time of the pre-survey dosimeter cali bration.
SOUND LEVEL METER (SLM) CALIBRATION (Pre-survey).
If the same SLM is used for all the employee data, record the following data on the first sheet and enter a page reference in item #8 of the SLM block on subsequent forms used in that day's survey to indicate where the pre-survey SLM calibration data can be found.
8. SLM Mfg/SN Record the sound level meter's manufacturer's name and its serial number.
9. Calibrator SN. Enter the serial number of the calibrator used with the SLM. Include the manufacturer's name if different from that of the SLM (item 8).
10. Location/T&BP. If the SLM is calibrated in the office, enter "OFFICE". If calibrated elsewhere, record the address of the location at which the calibration is performed. Include barometric pressure and temperature, when necessary.
If all your SLMs are calibrated at the same place and time, the address should be noted on the first form used and a slash drawn through this item on subsequent form9 on which SLM calibration data was re corded.
If the SLM and dosimeter were calibrated at the same place and time, enter "SAME".
11. Results. Record the calibration results. It is necessary to calibrate the SLM at 1000 Hz only; the other listed frequencies are optional.
12. Initials. The person performing the pre-survey calibration must certify that the standard procedures have been followed by initialing the form in this space.
13. Date/Time. Record the date and time of the pre-survey SLM calibra tion.
NOTE: If the dosimeters and SLMs were calibrated at the same place and time, this data need only be entered under "Dosimeter" (items 5 and 7) and "SAME" recorded under SLM (item #10 and 13).
INSPECTION IDENTIFIERS [See the front of the OSHA-92.]
The inspection identifiers Region (#15), Area (#16), CSHO No. (#17 &.19), and Report No. (#18) must be recorded on every survey form submitted to MIS.
14. Establishment(NOT ENTERED IN THE FIELD) Enter the legal
Figure XIV-8
XIV-32
VVV 000000659
occupational safety and health
Figure XIV-8 INDUSTRIAL HYGIENE FOM
name of the establishment. This need only be entered once for the sample forms in a case file. When they are batched for MIS submis sion, the name should be entered on the first form of the batch.
15. Rgn. Enter the Region code of the Region in which the inspection is being conducted.
16. Area. Enter the Area Office code of the area in which the inspection is being conducted.
Inspection ID
17. CSHO No. Enter the CSHO No. from the OSHA-1.
18. Report No. Enter the Report No. from the OSHA-1.
NOTE: A page number may be added in the upper margin to identify the survey forms in the field. This number can be used instead of the employee name to identify the survey sheet to which a continuation page relates.
19. Person Performing Sampling (Signature and CSHO No.) The CSHO who is performing the survey must sign the survey form to verify that the methods prescribed by the IHFOM have been followed. (Refer to the IHFOM, Chapter IV, Section C.) If the CSHO number of the person performing the survey is diffenert from the one on the OSHA-1 (i.e.t it is a team inspection), enter the CSHO No. of the person actually doing the survey in the space provided to the right in block 19. If the numbers are the same, leave CSHO No. in item 19 blank.
20. Survey Date. Enter the date on which the survey is conducted.
EMPLOYEE DATA
21. Employee: Name/Address/Phone. Enter the name (First, Last), address (include zip code), and telephone number of the employee being surveyed.
22. Job Title. Enter the job title of the employee being sampled.
NOTE: The codes for job classifications are being developed by the Office of Management Data and Statistical Analysis (OMDS). Until these are issued, record the employee's job title only.
23. PPE (Type and effectiveness). Describe the type(s) and the effective ness of the personal protective equipment (PPE) the employee is using, including the manufacturer's name, the model number, and the approval number (if available). If no PPE is in use, enter "NONE".
NOTE: Codes for personal protective equipment are being developed by OMDS. Until these codes are available, leave this space blank.
24. Exposure Information.
a. Number. Record an estimation of the number of employees who
XIV-33
Figure XIV-8
Figure XIV-8_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
potentially would be removed from risk if the hazard were cor rected. Include employees potentially exposed on all shifts. This number is recognized as a subjective assessment of the scope of the exposure problem.
This number will be recorded only once for each hazard area. Enter the appropriate number on the first OSHA-92 for a particular hazard area and draw a slash through this space on ail subsequent OSHA-92s for the same area.
NOTE: It is essential that this number not be repeated on sample forms relating to the same hazard area. Repeated entries will result in multiple counting and will invalidate the MIS data.
6. Duration. Record the length of time that the alleged violation has existed. This number indicates how long the hazard(s) has existed, not how long the sampled employee has been exposed to the hazard. It is not necessary to record the duration on all OSHA-92s for an area unless the information is different.
c. Frequency. Describe, as concisely as possible, the general fre quency of exposure in the sampling area. Convey the complete pic ture for all overexposed employees, not just that of the sampled em ployee. This may require several frequency descriptions and the number exposed at each frequency.
Example: 2 for 8 hrs/day 8 for 3 hrs/week
SURVEY-RELATED INFORMATION
25. Weather Conditions. Record, when necessary, wind velocity, tempera ture, barometric pressure and other weather conditions existing during the survey period which may affect the noise survey data. (Refer to the IHFOM, Chapter IV, Section B.6)
26. Photo. If a photo(s) was taken, circle the "Y"; then enter the Photo Identification Number (e.g., roll and frame numbers) and Photo Work sheet (OSHA-89) page number, if applicable. If no photo was taken draw a slash through this item.
27. Engineering Controls: Code.
NOTE: Codes for engineering controls are being developed by OMDS. Until these codes are available, leave this item blank.
OPERATION-RELATED INFORMATION
28. Job Description, Operation, Work Location(s) and Controls.
Record a detailed description of the work environment of the employee being surveyed. All pertinent information, as described in Chapter IV, Section D of the IHFOM should be included. Additional information such as the employee's activities during non-survey periods, general observations of the work environment, and unusual events the CSHO
Figure XIV-*
XIV-34
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OCCUPATIONAL SAFETY AND HEALTH
_________________ Figure XIV-8 INDUSTRIAL HYGIENE FOM
observes should be included if it is pertinent. Be sure to include obser vations on the following when they may affect exposure or the issuance of a citation:
1. Employee comments, recorded verbatim if possible, on the expo sure (including how long they have worked at the job and the fre quency of the exposure to the hazard) or the employer's health and safety program.
2. Employer knowledge of the hazard.
3. Other employer information. If the employer neither created nor controlled the hazardous condition, state the name of the respon sible party and its relationship to the employer.
Begin your description here and continue on the reverse or on additional pages of the "Note-Taking Sheet" (OSHA-94). Always precede the continuation with the appropriate item number and indicate to which survey form it relates (e.g., "Jones-item 28" for the job description of employee Jones who is wearing the dosimeter or "p.4-28" for the job description on field page number 4, item 28).
When the case rile has been organized and the pages numbered, enter the case file page numbers) in the "Cont'd" box to indicate where any continuation pages for this job description can be found. This is not necessary if the continu ation page directly follows the survey form..
SOUND LEVEL METER DATA
29. SLM Data. The SLM data which relates to the employee exposure documented on a survey sheet may be recorded here in the columnar layout, on a drawing, or in the narrative of the job description (item 28).
a. Time. Enter the time at which each SLM reading was taken.
b. dBA. Record the SLM reading taken on the A scale, slow mode.
c. dBC. Record the SLM reading taken on the C scale.
d. Location of Test and Remarks. Enter the location at which each SLM reading was taken. Note the employee's activity at that moment and any other observations such as the employee's proximity to the noise source.
DOSIMETER DATA
30. SN. [OPTIONAL] The dosimeter's serial number may be en tered here for reference during sampling.
31. Celt No(s). (IF APPROPRIATE.) Record the number of each cell as it is used.
NOTE: If one cell is used throughout the survey, but the dosimeter is turned off during the day, record the times in items 32 and 33 in the next column without repeating the cell number.
XIV-35
VVV 000000662 Figure XIV-H
Figure XIV-S INDUSTRIAL HYGIENE FOM
Example:
f30. SN:
31. CELL NO(S)
32. TIME ON
33. TIME OFF
34. ^ READOUT %
/ 7.-30 (O'- 0 3
OCCUPATIONAL SAFETY AND HEALTH
DOSIMETER DATA
/O'-/*'
a ^
l: fo V-o 0
0
0
>
If an instrument which doe9 not need cells (e.g., General Radio Dosimeter) is used, leave this item blank,
32. Time On. Record the time(s) dosimeter is turned on.
33. Time Off. Record the time(s) the dosimeter is turned off or is read.
34. Readout %. Enter the percent exposure recorded on each cell. If ex posures are read throughout the day, this space may be used to record the percent exposure indicated at each reading. Precede such readouts by the time read, as described in the Note in item 31.
35. Readout SN. If a readout is used with the cells, record its serial num ber. If the same readout was used for the dosimeter calibration, the serial number will be recorded in item 2a, and a slash may be drawn through this item.
36. Total Time. Record the total duration of the survey, in minutes.
37. Equivalent dBA. (OPTIONAL) The CSHO may record the calculated equivalent dBA in this item. (Refer to the IHFOM, Chapter IV, Sec tion E.)
CITATION DATA
Items #38-41 must be completed whether or not a citation is issued. All data on one employee to be sent ot MIS (items #15-20,22-24, 27, and 38-41) should be on one sheet. A copy of the front of that form must be sent to MIS.
38. Total %. Record the total percent exposure. This may be equivalent to the sum of the readout %'s in item 31 [for dosimeters which require cells and return to zero on readout (e.g., DuPont)] or the final per cent exposure (for instruments which do not return to zero on readout (e.g., General Radio)].
39. Seventy. Record the severity of the noise exposure, calculated to the nearest hundredth. This may be equivalent to item 35 divided by 100
Figure XIV-S
XIV-36
vvv 000000663
OCCUPATIONAL SAFETY AND HEALTH
_________________ Figure XIV-8 INDUSTRIAL HYGIENE FOM
when using dosimeter data, or time and motion calculations (Cn/Tn) see 29 CFR 1910.95, Table G-16) when using SLM data.
40. Citation ID (Type, No., Item). If a citation is issued on the exposure documented on this survey form, record the citation type (one of the fol lowing: S=serious, R=Repeated, W Willful, 0=0ther), citation num ber, and item number of this exposure. If no citation is issued based on this survey data, enter the appropriate MIS code (from the follow ing list) under "Type" to indicate why.
Codes:
Citation ID for samples collected to establish a failure to correct a viola tion shall not be recorded. MIS will pick up this information from the OSHA-2B. Enter "FTC" in the citation ID box. (Note that the sample results are still entered in the appropriate boxes.)
41. Type of Noise. Indicate the type of noise by the last two digits in the MIS codes.
Codes: 10 Intermittent/Continuous 30 * Impact
Cose File Page/Of. When the case file is organized, the survey forms and their continuation sheets should be placed immediately behind the Work sheet [OSHA-lB(lH)] to which they relate. All survey forms which do not support a violation should be placed together at the back of the case file. After the case file has been organized, all of the pages should be numbered sequentially (see OSHA Instruction ADM 12.3A).
DOSIMETER CALIBRATION (Post-Survey) [See the back of the OSHA-92.]
42. a. Battery Check. Check the appropriate box to indicate whether the battery was checked.
b. Calibrator SN. Enter the serial number(s) of the calibrator(s) used. If the same calibrator was used for the pre-survey calibration (item Id), draw a slash through this item.
43. Readout. (IF APPROPRIATE) If a separate readout is used, enter the information in subitems a and b. If the same readout is used for the pre survey calibration (item 2), draw a slash through this item. If the same readout is used with all dosimeters calibrated during a session, record the following on the first form used and draw a slash through this item on all additional forms. If no readout is used, leave this item blank.
a. SN. Enter the serial number of the readout if different from item 2a.
b. Voltage Check. (IF APPROPRIATE) Check the appropriate box to indicate whether the battery's voltage was checked.
XIV-37
VVV 00000066^
Figure XIV-8
Figure XIV-3_________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
44. Cell No(s). (IF APPROPRIATE) Enter the number of the cell(s) used during post-survey calibration. Only those cells used during the survey need be recalibrated.
45. Readout %. Record the result of the post-survey calibration. If more than one cell was used, record the result of each cell's calibration.
46. Location/T&BP. If the dosimeter is calibrated in the office, enter "OFFICE". If calibrated elsewhere, record the address of the location at which the calibration is performed. Include barometric pressure and temperature, when necessary.
If all the dosimeters are calibrated at the same location, the address should be noted on the first form used during the post-survey calibra tion and a slash drawn through this item on subsequent forms. If the pre- and post-survey calibrations were done at the same location, draw a slash through this item but record the temperature and barometric pressure, if necessary, on the first form used.
47. Initials. The person performing the post-survey calibration must certify that the standard procedures have been followed by initialing the form in this space.
48. Date/Time. Record the date and time of the post-survey dosimeter cali, bration. I
SLM CALIBRATION (Post-Survey)
If the same SLM was used for all the employee exposure data, record the following information on the first form used and enter a page refer ence in item #50 of the SLM block on subsequent forms used in that day's survey to indicate where the post-survey SLM calibration data can be found.
NOTE: If any single item is the same for all (pre- or post-) calibrations, enter it once and draw a slash through the item on additional forms.
49. Calibrator SN. Enter the serial number of the calibrator used with the SLM. Include the manufacturer's name if different from that of the SLM (item 8).
50. Location/T&BP. If the SLM is calibrated in the office, enter "OF FICE". If calibrated elsewhere, record the address of the location at which the calibration is performed. Include barometric pressure and temperature when necessary.
If all your SLMs are calibrated at the same location, the address should be noted on the first form used and a slash should be drawn through this item on subsequent forms on which SLM calibration data was re corded that day. If the pre- and post-sampling calibration were done at the same location, draw a slash through this item, but record the temperature and altitude, if necessary.
If the SLM and dosimeter were calibrated at the same location, enter "SAME".
Figure XIV-8
XIV-38
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OCCUPATIONAL SAFETY AND HEALTH
Figure XIV-8 INDUSTRIAL HYGIENE FOM
51. Results. Record the results of the SLM calibration in the chart pro* vided. It is necessary to calibrate the SLM at 1000 Hz only; the other frequencies are optional.
52. Initials. The person performing the post-survey calibration must certify that the standard procedures have been followed by initialing the form in this space.
53. Date/Time. Record the date and time of the post-survey SLM calibra tion.
NOTE: If the dosimeters and SLMs were calibrated at the same place and time, this data need only be entered under Dosimeter (item 51) and "SAME" recorded in item #53.
Example:
-DOSIMETER CALIBRATION-
4. READOUT % Y 42. DOSIMETER
a. Battery Check YS NO
b. Calibrator SN
POST-SURVEY 44. CELL NO<S) 45. READOUT % ^
46. Location/T & B.P.
43. READOUT
Oate/Time
a. SN b. Voltage check
YES NO
47. Initial*
48. Qata/Tima
-SOUND LEVEL METER CALIBRATION-POST-SURVEY
Calibrator SN
49. Calibrator SN
50. Location/T & 8.P.
1000
2000
51. RESULTS
a. dBA
b. dBC
52. Initials
_
y(_ s,'*{
125
250 500 1000
53. Date/Tima
SfH*6"
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j
Figure XIV-8
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INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
OCTAVE BAND ANALYSIS AND IMPACT NOISE (See the back of the OSHA-92.)
NOTE: Octave Band Analyses (OBA) and impact noise studies are not required in all noise surveys. If the Industrial Hygienist desires to con duct one of these studies, this form may be used to facilitate the record ing of the readings taken during the survey. If an octave band analysis applies to more than one surveyed employee, the IH may record the fol lowing information on the first form used and enter a page reference number in item 54 on subsequent forms used during that survey to in dicate where the OBA data can be found.
Calibration
If the same SLM is used for both the spot readings and octave band analysis, the calibration data need only be entered once (in items 8-13) and a slash drawn through this entire block (items 54-60).
NOTE: If the same SLM is used, it must be calibrated at all of the fre quencies listed on the "results chart".
54. Equipment I.D. (Mfg, SN and MOdel No.). Identify the instrument(s) used in the octave band analysis or impact noise study by recording the serial number(s), manufacturer(s), and model number(s).
55. Calibrator SN. Record the manufacturer (if different from that record ed in item 54) and the serial number of the calibrator used with the sound serial number and the level meter or octave band analyzer (SLM/ OBA). If the same calibrator is used for all SLMs/OBAs, enter the serial number only once and draw a slash through this item on subse quent forms.
56. Battery Check. Check the appropriate box to indicate whether the in strument's battery was checked.
57. Location/T&BP. If the SLM/OBAis calibrated in the office, enter "OF FICE". If calibrated elsewhere, record the address of the location at which the calibration is performed.
58. Results. Record the results of the SLM/OBA calibration on the chart provided.
59. Initials. The person performing the calibration must certify that the standard procedures have been followed by initialing the form in this space.
60. Date/Time. Record the date and time of the calibration of the SLM/OBA used for the octave band analysis or impact noise study.
ANALYSIS
61. Time. Record the time of each set of readings.
62. Remarks. Note any significant information which relates to the read
ings at a given time. For impact studies, this should include repetition rates and total impacts per shift.
Figure XIV-8
XIV-40
WV 000000667
OCCUPATIONAL SAFETY AND HEALTH
__________________Figure XIV-8 INDUSTRIAL HYGIENE FOM
63. Readings. For impact noise studies, record the maximum level on the impact meter in the "Peak" column. For octave band analyses, record the readings on the A and C scales and at the various frequencies in the appropriate columns.
NOTE: The columnar heading "Lin" is equivalent to the flat response on the SLM.
64. Calibrator SN. Record the manufacturer (if different from that record ed in item 54) and the serial number of the calibrator used with the sound level meter or octave band analyser (SLM/OBA). If the same calibrator is used for all SLMs/OBAs, enter the serial number only once and draw a slash through this item on subsequent forms.
65. Battery Check. Check the appropriate box to indicate whether the instrument's battery was checked.
66. Location/T&BP. If the SLM/OBA is calibrated in the office, enter "OF FICE". If calibrated elsewhere, record the address of the location at which the calibration is performed. Include temperature and baro metric pressure, when necessary.
67. Results. Record the results of the SLM/OBA calibration on the chart provided.
Additional information (e.g., for job description or OBA descriptive informa tion) may be recorded below the OBA analysis block or on continuatin sheets (OSHA-94)
F. DIRECT READING DATA (OSHA-93)
1. Purpose. The Direct Reading Data form (OSHA-93) provides OSHA's field personnel with a standard medium for recording the data required to support a health violation. By serving as the input document for the Management In formation System (MIS), it eliminates the In spection Test Sample Log (OSHA-35) now sub mitted by CSHOs.
2. Adaptability. This is a general form which can be adapted to most direct reading instruments. Adapt it to you, not vice-versa.
3. Benefits. The Direct Reading Data form will consolidate calibration records, survey data, and post-survey analysis into one preformated page with continuation sheets. It will help to ensure that all necessary information for a violation is recorded and will facilitate case file review. Moreover, because a photocopy serves as the MIS input document, the OSHA-93 will provide the National Office with a data base which can be used to develop new standards and respond to queries from our field offices and the general
public, thus eliminating the Inspection Test/Sample Log (OSHA-35).
4. Prescribed Use. The Direct Reading Data form is mandatory for all direct reading data used for citation purposes, and optional for screening samples. If the form is used for screening samples, a photocopy shall not be submitted to MIS. If the readings were for screening, indicate this fact clearly so that the clerk responsible for the MIS function will know that a copy need not be made.
a. If more than one sample form is used for a given employee, complete only the identifying data (items 8, 9, 10, 11, and 14) on the addi tional forms. The first form should contain all the final information (i.e., items #28-33) and a copy of the front of it should be sent to MIS.
b. Date stamps may be used for all the date entries (items 6, 13, 38) on this form,
6. Form. See Figure XTV-9 for an example of OSHA-93.
X1V-4-1
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X1V-FS
Figure X1V-9 INDUSTRIAL HYGIENE FOM
Occupational Safety & Health Administration OlRECT READING DATA
OCCUPATIONAL SAFETY AND HEALTH US. Department of Labor
21. JOS DESCRIPTION, OPERATION. WORK LOCATION!!). VENTILATION AMO CONTROLS
23. SUSSTANCE'ACENT
24. TIME
OlRECT REAOING OATA IS. READING
26. LOCATION ANO REMARKS
!!
UNITS: P " pom m mg/m^
Form OSHA-93 January 1979
X1V-42
VVV 000000669
OCCUPATIONAL SAFETY AND HEALTH
PRE-SAMPLING CALIBRATION 1. INSTRUMENT (TVPt.MFO. MOOILNO.JNI
3. LOCATION/T44R
3. CALI4RATIQN SOURCE
4. INITIALS
4. DATf/TlME
^__ _ .
'l. INSTRUMENT ITV4E.M4C. MODEL NO..SNI
H Z m lC X H W Z - ) ( M -tZ m S C S -itn Z - ) ( -
2. LOCATiQNrrtap
5. CAU0"ATION SOURCE
4. INITIALS
A OATE/TIME
\ '\. INSTRUMENT ITYfS.MEQ. MODEL NO..SNI
3, LOCATION/T4BP S. INITIALS
3. CAU0RAT1ON SOURCE
6. QATErriMi
_________________ Figure XIV-9 INDUSTRIAL HYGIENE FOM
POST-SAMPLING CALIBRATION
U. CALliRATIQN source
38. RESULTS
IT. LOCATION
34. INITIALS
V'aS. CALI6RATION SOURCE
34. OATE/T1M4 34. RESULTS
IT. LOCATION
34. INITIALS
/'3A CALIBRATION SOURCE
39. OATE/TIME 34. RESULTS
ST. LOCATION
J s
J
\
38. INITIALS
K
39. OATE/TIME
J
XIV-43
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XIV-F7_______________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
7. Instructions. Complete the OSHA-93 accord ing to the instructions in Figure XIV-10.
FIGURE XIV-10
INSTRUCTIONS FOR COMPLETING OSHA-93
Item
PRE-SAMPLING CALIBRATION (See back of the OSHA-93)
NOTE: 1. Since often more than one direct reading instrument will be used to document an exposure, space has been allotted for the calibration of up to three instruments. Care must be taken, however, to ensure that the pre- and post-sur vey calibration data for a given instrument are all in the same block on the form.
NOTE: 2. For leakage tests, only items #1, 2, 4, 5, and 6 need to be completed.
1. Instrument (Type, Mfg, Model No., SN). Enter the type of direct read ing instrument being calibrated, its manufacturer's name and model number, and the instrument's serial number.
2. Location/T&Alt. If calibrated in the office, enter "OFFICE". If cali brated elsewhere, record the address of the location at which the cali bration is performed. Include altitude and temperature, when neces sary (see IHFOM, Chapter XI). If all instruments are calibrated at the same place and time, the address should be noted on the first form used and a slash should be drawn through this item on subsequent forms. If more than one instrument is used for a given exposure documentation and they are calibrated at the same location, record the location for the first instrument and enter "SAME" in item #2 for the additional instru ments.
3. Calibration Source. Describe completely the calibration source used.
EXAMPLE; For the Ecolyzer: Eco-Span Gas, 51 ppm For the G.C.A.: 1.23 mg/M3 GCA disc
4. Results. Record the results of the calibration.
EXAMPLE: For the Ecolyzer: 52 ppm For the G.C.A.: 10 readings averaged: 1.22 mg/M3 For Leakage test: ok
5.
6.
Figure XIV-10
Initials. The person performing the pre-sampling calibration must cer tify that standard procedures have been followed by initialing the form in this space.
DateiTime. Record the date and time of the pre-sampling calibration.
X1V-44
VVV 000000671
OCCUPATIONAL SAFETY AND HEALTH
________________ Figure XIV-10 INDUSTRIAL HYGIENE FOM
INSPECTION IDENTIFIERS (See the front of the OSHA-93.)
7. Establishment. (NOT ENTERED IN THE FIELD) Enter the legal name of the establishment. This need only be entered once for the sample forms in a ease file. When they are batched for MIS submission, the name should be entered on the first form of the batch.
3. Rgn. Enter the Region code of the Region in which the inspection is being conducted.
9. Area. Enter the appropriate Area Office code of the area in which the inspection is being conducted.
Inspection ID
10. CSHO No. Enter the CSHO No. from the OSHA-1.
11. Report No. Enter the Report number from the OSHA-1.
NOTE: A page number may be added in the upper margin to identify the sampling forms in the field. This number can be used instead of employee name to identify the form to which a continuation page re lates.
12. Person Performing Sampling (Signature & CSHO No.). The CSHO who is performing the sampling must sign the sampling form to verify that the methods prescribed by the IHFOM have been followed. If the CSHO No. of the person performing the sampling is different from the one on the Report (OSHA-1), (i.e., it is a team inspection) enter the CSHO No. of the person actually doing the sampling in the space provided to the right in item #12. If the numbers are the same, leave "CSHO No." in item #12 blank.
13. Sampling Date. Enter the date on which the sample(s) is collected.
EMPLOYEE DATA
14. Employee: Name/Address/Phone. Enter the name (First, Last), ad dress (include zip code), and telephone number of the employee being sampled.
15. Job Title (Code). Enter the job title (and/or job code, when available) of the employee being sampled.
NOTE: The codes for job classifications are being developed by Office of Management Data and Statistical Analysis (OMDS). Until these are issued, record the employee's job title only.
16. PPE. Record the type(s) personal protective equipment the employee is using, including the manufacturer's name and model number, the ap proval number, if available, and the type and concentration of the con taminant against which it protects. Ifno PPE is in use, enter "NONE"
NOTE: Codes for personal protective equipment are being developed by OMDS. Until these codes are available, leave the space reserved for it blank.
XIV-45
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Figure XIV-10
Figure XIV-10 INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
17. Eng.31 Engineering Controls: Code.
NOTE: Codes for engineering controls are being developed by OMDS. Until these codes are available, leave this item blank.
18. Exposure Information.
. Number. Record the CSHO's estimation of the number of employees who potentially would be removed from risk if the hazard were cor* rected. Include employees potentially exposed on all shifts. This number is recognized as a subjective assessment of the scope of the ex posure problem. This number will be recorded only once for each hazard area. Enter the appropriate number on the first OSHA-93 for a particular hazard area and draw a slash through this space for all subse quent OSHA-93s for the same area.
NOTE: It is essential that this number not be repeated on sampling forms relating to the same hazard area. Repeated entries will result in multiple-counting and will invalidate the MIS data.
. Duration. Record the length of time that the alleged violation has existed. This number indicates how long the hazard(s) has existed, not
how long the sampled employee has been exposed to the hazard. It is not necessary to record the duration on ail OSHA-93s for an area unless the information is different.
t
t
c. Frequency. Describe, as concisely as possible, the general frequency of exposure in the sampling area. Convey the complete picture for all overexposed employees, not just that of the sampled employee. This may require several frequency descriptions and the number exposed at each frequency.
Example: 2 for 8 hrs/day 8 for 3 hrs/day.
SAMPLING-RELATED INFORMATION
19. Weather Conditions. Record, when necessary, temperature, altitude and other weather conditions existing during the sampling period which may affect the sample data.
20. Photo. If a photo(s) was taken, circle the "Y" then enter the Photo Identification Number (e.g., roll and frame numbers) and the Photo Worksheet (OSHA-89) page number, if applicable. If no photo was taken, draw a slash through the item.
21. Interferences. Identify any known or suspected substances or conditions (e.g., magnetic fields) present during sampling which might affect the sampling results. If no interferences are present, draw a slash through this block. (Refer to the IHFOM, Chapter IX, Section D.)
OPERATION-RELATED INFORMATION
22. Job Description, Operation, Work Location, Ventilation and Controls. Record a detailed description of the work being performed by the
Figure XIV-10
XIV-46
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OCCUPATIONAL SAFETY AND HEALTH
Figure- XIV-IO INDUSTRIAL HYGIENE FOM
sampled employee, including a description of the operation, equipment associated with the hazard (including identifying numbers), and the work location(s). Include ail pertinent information such as the subject's activities during non-sampling periods when it might affect the ex posure, general observations of work practices and environment, unusual events which the CSHO observes, etc.
Be sure to include observations on the following when they affect ex posure or issuance of a citation:
1. Employee comments, recorded verbatim, if possible, on the ex posure (including how long they have worked at the job and the fre quency of their exposure to the hazard) or the employer's health and safety program. Be sure to include notes on symptoms exhibit ed or mentioned by the employee.
2. Account of employee movements and duties in each area of the plant.
3. Notes on visible dust, fumes, vapors, etc.
4. Source of exposure.
5. Ventilation and exterior openings affecting contaminant concen trations. Include descriptions and measurements.
6. Reference to other sample data which supports this exposure situa tion. For instance, screening samples taken previously.
7. Engineering and/or administrative controls, present and feasible.
8. Employer knowledge of the hazard.
9. Other employer information. If the employer neither created nor controlled the hazardous condition, state the name of the respon sible party and its relationship to the employer.
Begin your description here and continue on the reverse or on addition al pages of the "Note-Taking Sheet" (OSHA-94). Always precede the continuation with the appropriate item number and indicate to which sampling data form it relates (e.g., Jones-18" for the job description of employee Jones who is the subject of the test or Mp. 4-18" for item 18 on field page number 4).
When the case file has been organized and the pages numbered, enter the case file page number(s) in the "Cont'd" box to indicate where any continuation page for this job description can be found. This is not necessary if the continuation page directly follows the sample form.
SAMPLING DATA.
23. Substance/Agent. Identify the substance being sampled for.
24. Time. Record the time on and off or the time of each reading.
XIV-47
Wy 000000674
Figure XlV-iO
Figure XIV-10________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
25. Reading. Record the reading of the instrument or detector tube.
26. Location and Remarks. Enter the specific location at which the reading was taken. Note the employee's activity at that moment and any other observations such as employee proximity to the hazard. Include here or on continuation pages, an explanation of your sampling strategy or the standard method used. In that explanation, be sure to reference the substance or agent to which the strategy or method relates.
If more than one instrument is used for the same substance, the instru ment relating to each reading must be identified.
Example:
72. SUBSTANCE/AGENT
c~o
24. TIME
DIRECT READING D
25. BEADING go
<63
CITATION DATA.
After sampling has been conducted, items #28 thru 34 are completed whether or not a citation will be issued.
All substances (other than screening samples) identified in item #23 (Sub stance/Agent) must be entered in item #27 and items #29-32 completed. A copy of the front of the form must be sent to MIS.
27. Substance Code. Record the substance code for each contaminant or agent sampled for, one code per line.
NOTE: OSHA will soon adopt the Chem Abstracts' digit substance codes to make our computer data compatible with the other IRLG agencies. Until the new codes are adopted, contunue to use the present four-digit codes and enter them in the first four spaces provided.
Figure XIV-10
XIV-48
0000006^5
vvv
OCCUPATIONAL SAFETY AND HEALTH
Figure XIV-1U
INDUSTRIAL HYGIENE FOM
Example:
r
a 0 ,c,b,0...................................... b
i c
iii
i ii
i
i iiit?/; 33. AOOIT1VES
V
11 '>1 111
28. Average Exposure. Record the sampled employee's time-weighted
average exposure to the substance identified in "Substance Code" (item 28). This value is derived from the sample data. (See the instruc tions in the IHFOM XI.) The average exposure must be reported in the same units as the PEL and those units indicated in item #29.
29. Units. Indicate, by the following codes, the units of measure which apply to both the exposure (item #28) and PEL (#30).
P=ppm
M = mg/M3
If the PEL or TWA is expressed in micrograms, it must be converted to milligrams.
30. PEL. Record the PEL of each contaminant.
If, because of a novel work schedule or other unusual circumstances the PEL must be adjusted (according to the instructions in the IHFOM, Chapter XIII), record the equivalent PEL and enter an "A" beside it.
31. Sev. Severity. Record the severity code (ratio of TWA to PEL) for each exposure. Calculate the value to the nearest hundredth.
32. Citation ID (Type, No., Item). If a citation is issued based on the ex posure documented in this row on the sampling form, record one of the
following for the citation type: S*serious, RRepeated, W- Willful, 0~ other; citation number and item number of this exposure.
If no citation is issued based on this survey data, enter the appropriate MIS code (from the following list) under "Type" to indicate why.
Codes:
Citation ID for samples collected to establish a failure to correct a viola tion shall not be recorded. MIS will pick up this information from the
XIV-49
Figure XIV-JO
Figure XIV-10 INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
OSHA-2B. Enter "FTC" in the citation ID box. (Note that the sample results are still entered in the appropriate boxes.)
33. Additives. If substances are considered additive due to their similar physiological effects, and if a citation results from the additive effects, enter the line letters (i.e., a, b, and/or c) of the substance identified in item #27 that are additive. Record under "SEV" (item 31) on this line, the equivalent exposure for mixtures, as referenced in 29 CFR 1910.1000(d)(2)(i). This value is equivalent to the sum of the severity ratios for each substance contributing to the additive effect. In item #32 on this line, enter the Citation ID.
Case File Page/Of. When the case file is organized, the sampling data forms and their continuation sheets should be placed immediately behind the Worksheet (OSHA-IB(IH)] to which they relate. All sample forms which do not support a violation should be placed together at the back of the case file. After the case file has been organized, all of the pages should be numbered sequentially (see OSHA Instruction ADM 12-3A).
POST-SAMPLING CALIBRATION. (See the back of the OSHA-93)
Note: Be sure that each instrument's post-sampling calibration record is in the block to the right of its pre-sampling calibration record.
34. Calibration Source. Describe completely the calibration source. (See examples for item #3.) If the same calibration source was used for the pre-sampling calibration, draw a slash through this item.
35. Results. Record the results of the calibration. (See examples for item 4.)
36. Location/T&Alt. If calibrated in the office, enter "OFFICE." If cali brated elsewhere, record the address of the location at which the cali bration is performed. Include altitude and temperature, when neces sary.
If all your instruments are calibrated at the same place and time, address should be noted on the first form used and a slash drawn through this item on subsequent forms.
If the pre- and post-sampling calibrations were done at the same loca tion, draw a slash through this item, but record the temperature and altitude, if needed, on the first form used.
If more than one instrument is used for a given exposure documentation and they are calibrated at the same location, record the location for the first instrument and enter "SAME" in item #37 for the additional in struments.
37. Initials. The person performing the post-sampling calibration must certify that standards procedures have been followed by initialing the form in this space.
38. Date/Time. Record the date and time of the post-sampling calibration.
Figure XIV-IO
X1V-50
VVV 0000006*76
I
I
t
TECHNICAL APPENDIX D
COEFFICIENTS OF VARIATION AND ACCURACY REQUIREMENTS FOR INDUSTRIAL HYGIENE SAMPLING AND ANALYTICAL METHODS
The relative variation of a normal distribu tion (such as the randomly distributed errors occurring in industrial hygiene sampling and analytical procedures) is commonly described by the coefficient of variation (CV). The CV is also known as the relative standard deviation (RSD). The CV is a useful index of dispersion in that limits computed from the true mean of a set of data plus or minus twice the CV will contain about 95% of the data measure ments. Thus, if an analytical procedure with a CV of 10V is used to repeatedly measure some constant physical property (such as the concen tration of a chemical in a beaker of solution), then about 95`'> of the measurements will fall within plus or minus 20V (2 times the CV) of the true concentration.
The accuracy required of airborne concen tration measurements in the proposed OSHA health standards takes into account (1) random variations in the sampling device (repeatability of the sampling device), (2) random variations in the analytical procedure (repeatability of the
replicate analyses of a given sample), (3) sys tematic errors in the sampling method (de terminate errors or bias in the collection technique), and (4) systematic errors in the analvticai procedure (determinate error or bias in the analysis),
The term accuracy in the proposed OSHA health standards and in this Manual refers to the difference between a measured concentra tion and the true concentration of the sample, Thus, it includes both the random variation of the method about its own mean (commonly re ferred to as precision) and the difference be tween the average result from the method and the true value (commonly referred to ns the bias of the method). The term accuracy does not refer to the difference between a measured
concentration and the true employee exposure. There are additional considerations that affect the difference between a measured airborne concentration and the true employee exposure. These include sampler location in relation to the breathing zone of the employee and sampling strategy of exposure measurement -- both num bers of samples and duration. (Refer to Chapter
3.) The proposed OSHA health standards state
that the accuracy of a method shall have a confidence level of 95%. This means that 95% of the measurements must be as accurate as the standard requires. If one assumes the method is unbiased and errors are normally distributed, the CV (or relative standard deviation) can be used to judge if the method has the. required accuracy. The CV in percentage units is defined as the standard deviation of the method, times 100, divided by the true value. The required total coefficient of variation (CVr) of the sampling and analytical method is obtained by dividing the required accuracy by 1.96 (statis tical standard normal deviate for 95% two-sided confidence limits, also referred to as z-value). Typical required CV7-'s would be:
Ccmcenrrction
Required
accuracy
Required
(plus or minus) CVT
Above permissible exposure At or below the permissible
exposure and above the action level At or below the action level
25V
35% 50%
< 12.3V
< 17.9V' < 25.5%
The statistical decision techniques in Chapter 4 utilize CVr. Table D-l lists some CVr's for specific NIOSH sampling and analytical pro cedures. If a specific method is not listed for
78
MV 000000677
TABLE 0-1. TOTAL COEFFICIENTS OF VARIATION FOR SOME SPECIFIC NIOSH SAMPLING/ANALYTJCAL PROCEDURES
Air contaminant
NIOSH
method CVT number Air contaminant
CV,.
NIOSH
method number
Acetic anhydride
0.0G
Acetone Acetonitrile
0.08 0.07
Acetylene tetrabromide
0.10
Acrylonitrile Allyl alcohol Allyl chloride Alpha-methyl styrene
0.07 0.11 0.07 0.05
n-Amyl acetate
0.05
sec-Amyl acetate
0.07
Antimony and compounds (as Sb) 0.09
Arsenic and compounds (as As)
0.06
Arsine Asbestos
0.06 0.24 -0.38
Barium, soluble compounds
0.05
Benzyl chloride
0.10
Beryllium and beryllium compounds
(as Be)
0.06
Butadiene
0.06
2-Butanone
0.07
2-ButoxycthanoI Butyl acetate
0.06 0.07
sec-Butyl acetate
0.05
tert-Butyl acetate
0.09
Butyl alcohol
0.07
sec-Butyl alcohol
n.07
tert-Butyl alcohol
0.08
n-Butyl glycidyi ether
0.07
p-tert-Butyltoluene
0.07
Calcium oxide
0.06
Camphor
0.07
Carbaryl (Sevin)
0.06
Carbon tetrachloride
0.09
Chlorinated camphenc
0.08
Chlorobenzene
0.06
Chlorobromomcthane Chlorodlphenyl (54% chlorine)
0.06 0.06
Chloroform
0.00
Chromic acid and chromates
0.08
Chromium, metal, and insoluble
compounds
0.08
Chromium, soluble chromic, and chromous salts (as Cr)
0.08
Copper dusts and mists
0.05
Cresol (all isomers)
0.07
Cumene
0.06
Cvanide (as Cn)
0.10
Cyclohexane
0.07
Cyclohexanol
0.08
Cyclohexanone Cyclohexene
0.06 0.07
Diacetone alcohol Diazomethane
0.10 0.08
Dibutyl phthalate
0.05
o-Dichlorobcnzene
0.07
n-Dichlorobcnzcne
0.05
1, 1-Dichloroethane l, 2-Dichlorocthylcnc
0.06 0.05
1, l-Dichloro-l-nilroclhnnc Dielhylamine
0.05 0.07
Di-2-ethylhexylphthalatc
o.oc
Dinuorodibromomcthar.c
0.09
Diisohutv'l ketone Dimethyl acetamide
0.07 0.07
sivo SI S165 SI 17 S156 S52 S116 S26 S51 S31 S2 S309 S229 P&CAM230 5198 S1I5
S339 S91 S3 S7G S47 S46 S32 566 S53 S03 SSI S22 S205 S10 5273 S314 S67 S133 5113 S121 S351 S317
S352
5323 S18G S167 S23 S250 S28 S54 S19 S82 555 SI37 S33 S135 S281 Si 23 Si 10 S213 S139 S40 SI07 S35S S254
QLmcthyUuvunc Dimcthylonilinc Dimethyl formamide Dioxanc Dipropylcne glycol methyl ether di-scc-Ociyl phthalate
(see di-2-cthylhcxylphthalate) Epichlorohydrin 2-Ethoxycthylacetate Ethyt acetate Ethyl acrylate Ethyl alcohol Ethyl benzene Ethyl bromide Ethyl butyl ketone
Ethyl ether Ethyl formate Ethyl sec-amyl ketone
(see 5-methyl-3-heptanone) Ethyl silicale Ethylamine Ethylene chlorohydrin Ethylene dichloride
(1, 2-dichloroethane) Ethylene glycol dinitrate
and/or nitroglycerin Ethylene oxide M-ethyl morpholine
Glycidol Heptane Hexachioronaphthaiene Hexane
2-Hcxanone Hcxone (methyl isobutyl ketone) Hydrazine Hydrogen bromide Hydrogen chloride Hydrogen Muoridc (HF) Hydrogen sulfide (aqueous) Isoamyl acetate Isoamyl alcohol Isobutyl acetate Isobulyl alcohol Isophorono Isopropyl acetate Isopropyl alcohol
Isopropylamine Isopropyl giyeidy! ether Kctcnc Lead and inorganic lead compounds
LPG (liquefied petroleum gas) Magnesium oxide fume Manganese and compounds (as Mn) Mesityl oxide
Methyl acetate Methyl acrylate Methyl alcohol Methyl (n-amyl) lcctonc Methyl "Ccllosolve'* Methyl "Ccllosolve" acetate Methyl chloroform
(1. 1, l-trichloroethane)
Methyl cyclohexane
a-Mcthyl-3-hcpianonc
U.UB 0.05 0.06 0.05 0.06
0.06 0.06 0.06 0.05 0.06 0.04 0.05 0.09 0,05 0.08
0.06 0.11 0.08
0.08
0.10
0.10 0.10 0.08 0.06 0.06 0.06 0.05 0.06 0,09 0.07 0.06 0.00 0.12 0.06 0.08 0.07 0.07 0.06 0.07 0.06 0.07 0.07 0.06 0.07 0.05 0.06 0.06 0.07 0.06 0.07 0.06 0-07 0.07 0.07
0.05 0.05 0.10
S142 S164 S255 S360 S69
S118 S41 S49 535 S56 S29 S106 S16 S80 S36
S264 S144 SI03
S122
5216 S2S6
sue
S70 589 5100 S90 5178 S18 S237 S175 S246 5176 S4 S45 S58 S44 S64 S367 S50 S65 SU7 S77 S02 S341 S93 S369 S5 S12 S42 S38 S59 St 57D S30
S3 S94 S13
9 VVV 000000678
TABLE D*1. TOTAL COEFFICIENTS OF VARIATION FOR SOME SPECIFIC NIOSH SAMPLING/ANALYTICAL PROCEDURES (cont.)
Air contaminant
NIOSH
method
CVT
number
dr contaminant
NIOSH method CVT number
Methyl iodide Methvl isoamvl acetate Methvl isobutyl carbinol
0.07 0.06 0.08
Methyl isobutyl ketone (sec Hcxone)
Methyl methacrylate Methylal (dimethoxymethnne)
0.13 0.06
alpha-Methylstvrene
0.05
Molybdenum, soluble compounds
0.09
Monomethyl aniline (N- meth v l a n i 1; r.e)
0.09
Morpholine Naphtha, coal tar
O.OG 0.05
Naphthalene
0.05
Nickel, metal and soluble compounds
(as Ni)
0.06
Nicotine
0.07
Nitrobenzene
0.06
p-Nitrochlorobenzene
0.10
Nitrotoluene
0.06
Octachloronaphthalene
0.07
Octane
0.06
Ozone (alkaline MI)
0.08
Parathion
0.08
Pentane
0.05
2-Pentanone
0.06
Petroleum distillate (naptha)
0.05
2-Pentyl acetate (sec sec-amyl acetate)
Phenol
0.07
Phenvl ether
0.07
Phenyl ether-biphenyl mixture
0.09
Phenvlgtycidvl ether
O.OG
Phenylhydrazine
0.06
Phosphoric acid
0.06
Phthalic anhvdride Platinum, soluble salts
0.09 0.06
Propane
0.05
n-Propyl acetate
0.06
Propyl alcohol
0.08
Propylene bichloride
0.06
S98 S37 S60
S43 S71 S2G S193
S153 S150 S86 S292
S206 S293 S217 S218 S223 S97 S378 S3 S295 S379 S20 S380
S330 S72 S73 S74 SlGO S333 S179 S191 S87 S48 S62 S95
Propylene oxide
0.08
n-Propvl nitrate
0.05
Pyridine
0.06
Rhodium, metal fume and dust
0.08
Rhodium, soluble salts
0.07
Selenium compounds
0.09
Stoddard solvent
0.05
Styrene
0.06
Sulfuric acid
0.08
Tellurium'
O.OG
Tellurium hexafluoride
0.05
Torphenyis
0.10
1. 1, 1, 2-TetrachIoro-2,
2-diduoroeihnne
0.07
1, 1, 2, 2-Tetrnchloro-l,
2-difluoroethanc
0.05
1, 1, 2. 2-Telrachloroethane
0.0G
Tetrahydrofuran
O.OG
Tetranitromethnne
0.08
Tetryl
O.OG
Thallium, soluble compounds <las Tl) 0.06
Tin, inorganic compounds
except oxides
O.OG
Titanium dioxide dust
0.11
o-Toluidine
O.OG
Tributyl Phosphate
0.08
l. I. 2'Trichloroethane
O.OG
Trichloroethylene
0.08
1. 2. 3-Trichloropropnne
n.07
1, 1, 2-Trichloro-l. 2.
2-trifluoroethane
0.07
Trifiuoromonobro methane
O.OG
Triorthocrcsyl phosphate
0.07
Triphenyl phosphate
0.07
Turpentine
0.05
Vinyl chloride
0.08
Vinyl toluene
O.OG
Xylidine
O.OG
Yttrium
0.05
Zirconium compounds (as Zr)
0.05
S75 S227 S1G1 S188 S189 S190 S382 S30 S174 S204 S187 527
S131
5132 S124 S78 S224 S225 S30G
S185 S385 S1G8 S208 S134 S330 S12U
S129 SI 25 S209 S210 S88
--
S25 Si 62 S200 S1R5
80 WV 000000679
a chemical, then the general coefficients of vari ation in Table D-2 may be used with care. Tables D-l and D-2 apply only to laboratories with adequate maintenance and calibration facilities for sampling equipment (such as pumps) and a quality control program for the analytical laboratory.
The CVr's in Table D-l were reported by the NIOSH Measurement Research Branch and ob tained from NIOSH Contract CDC-99-74-45, Laboratory Validation of Air Sampling Methods Used to Determine Environmental Concentra tions in Work Places, June 26, 1974 to July 30, 1976. Additional work in this area was per formed by Reckner and Sachdev (D-l) under NIOSH Contract HSM 99-72-98.
TABLE D-2. GENERAL COEFFICIENTS OF VARIATION FOR
SOME SAMPLING/ANALYTICAL
PROCEDURES
Oata
Sampling/analytical procedure
CV sources*
Colorimetric detector tubes
0.14
A
Rotameter on personal pumps
(sampling only)
0.05
Charcoal tubes
(sampling/analytical)
0.10
Asbestos (sampling counting) 0.24-0.38
Respirable dust, except coal mine
dust (sampling/weighing)
0.09
Gross dust (sampling 'analytical) 0.05
B
C D
E E
'Data source references A. Leidel. N. A., and K. A. Busch: Statistical Methods
for the Determination of Noncompliance with Oc cupational Health Standards, NIOSH Technical Information, HEW Pub. No, (NIOSH) 75-159, Cin cinnati, Ohio 45226. 1975. B. NIOSH Engineering Branch estimate of typical calibrated pumps capable of the range 1.5 to 3.0 1pm. C. Conservative estimate by the authors. Recent work under NIOSH Contract CDC-99-74-45 have shown typical CV.r's (precision only) of 0.05 to 0.09 for
charcoal tubes. D. Lcidcl, N. A., S. G. Bayer. R. D. Zurmvalde, and
K. A. Busch: USPHS/NIOSH Membrane Filter Method for Evaluating Airborne Asbestos Fibers,
NIOSH Technical Information Report, Cincinnati, Ohio 45226 (to be published, 1977). E. NIOSH Engineering Branch estimate based on the use of pumps in the How range 1.5 to 3.0 1pm and a collected mass of at least 1.0 milligram.
If an analytical coefficient of variation differ ent from that given in Tables D-l and D-2 is available from a laboratory, it is better to use a computed total coefficient of variation. It is important to realize that CV's are not directly additive, but that the CV T increases as the square root of the sum of the squares of com ponent CV's. In general there are only two component CV's: the CV,. for the sampling pump and the CVA for the analytical method. Thus, the CVT would be calculated from
cvr= yj (CV,,y+ (CVa)>
where CV/. = pump CV, generally taken as 0.05 CVA = analytical CV
Example: Charcoal tubes were used to sample for ace
tone and were taken to a local laboratory for analysis. The laboratory reported that its CVA for acetone on charcoal tubes was 0.09. The CVr is calculated as
CVr=
(0.05)-+ (0.09) - = 0.10
Another example dealing with coal mine dust samples was given by Leidel and Busch (D-2).
REFERENCES
D-l. Reckner, L. R., and J. Sachdev: Collabora tive Testing of Activated Charcoal Sam pling Tubes for Seven Organic Solvents. NIOSH Technical Information, HEW Pub. No. (NIOSH) 75-134, Cincinnati. Ohio 45226, 1975,
D-2. Leidel, N. A., and K. A. Busch: Comments -- Statistical Methods for Determination of Noncompliance. American Industrial Hygiene Association Journal, 36:839-840, 1975.
81
OCCUPATIONAL SAFETY AND HEALTH
________________________ II-A INDUSTRIAL HYGIENE FOM
CHAPTER II
DETERMINATION OF COMPLIANCE AND CLASSIFICATION OF VIOLATIONS FOR AIR CONTAMINANTS
A. Determination of Compliance for Air Quality
Standards. The following procedures and policies shall be followed to determine compliance with air quality standards ("Permissible Exposure limits" or PELs).
1. Personal Exposure.
a. The determination of noncompliance with PELs requires measurement and documenta tion of an overexposure to at least one em ployee. For air contaminants having PELs sampling must be conducted within the breathing zone. (Some standards; e.g., beryl lium and cotton dust, may necessitate area sampling.) OSHA defines the breathing zone to be a sphere approximately 2 feet in diameter surrounding the head.
b. In some instances (e.g., substances in 29 CFR 1910.1002-1014) personal sampling is not necessary to establish the presence of the material in order to substantiate a violation.
2. Pull-shift Sampling. To eliminate error asso ciated with fluctuations in exposure, full-shift sampling for air contaminants shall be conduct ed.
a. Full-shift sampling is defined to be a mini mum of the total time of the shift less 1 hour; e.g., 7 hours of an 8-hour workshift or 9 hours of a 10-hour workshift. Every attempt shall be made to sample the greatest exposure periods. Such exposure may occur during set-up and take-down.
b. Pumps may be changed to avoid pump fail ure due to excessive sampling periods.
c. Single or multiple samples should be taken to determine any 8 hours of exposure for comparison with the PEL. A separate sample should be used to determine any additional ex posure beyond 3 hours. (See Chapter XTTT, Modification of PELs for Prolonged Exposure Periods.)
3. Calculation of Time-Weighted Average (TWA)
Exposures.
a. Pull-Shift Sampling (e.g., 7 hours or more
for an 8-hour shift).
(1) Professional judgment is necessary for making any conclusions or assumptions re garding the unsampled period (i.e. the set-up and/or take-down time which is not to exceed 1 hour). For example, if the workshift is 8 hours, and sampling was conducted for 7 hours and 15 minutes, the Industrial Hygienist needs to make some professional judgment regarding the unsampled 45-minute period.
(2) A zero exposure shall be assumed unless the Industrial Hygienist can defend a profes sional judgment on the magnitude of the ex posure for the unsampled period. Thus, a TWA should generally be calculated by di viding the sample results by 8 hours rather than the actual time sampled.
(3) Given sufficient information, a profes sional judgment on estimated exposure for the unsampled period could be defended.
(a) For example, if an 8-hour operation is continuous and the concentration of the substance would not be likely to vary substantially due to the process; and if the employee by virtue of the job could be assumed to be exposed contin uously to essentially the same concen tration, it would then be acceptable to assume that the exposure for the un sampled time would be the same as that measured for the actual sample time.
(b) In this situation it would be accept able to calculate a TWA by dividing the sample results by the actual time sampled and compare the resulting TWA with the 8-hour standard.
11-1
II-A3a(3)(b)
wv 000000681
II-A3a(4) ___________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
(4) The Industrial Hygienist should care fully document the rationale for any profes sional judgment regarding unsampled ex posure periods.
b. Less than Full-shift Sampling (e.g., less than 7 hours of an 8-hour shift). If the employee is exposed for less than 7 hours, or if less than a 7-hour sample is collected, the unsampled time shall be calculated as zero exposure, and the sample results shall be divided by 8 hours. A determination that an employer is in com pliance shall not be made in this case unless the sampled period is representative of the em ployee's normal exposure.
4. Grab Sampling for 8-Hour TWA Datarmination.
If technology has not been developed to allow full-shift sampling, a series of "grab" or "spot" samples taken randomly throughout the workshift is acceptable. A defensible statistical approach should be used to design the sampling strategy. Assistance from the Assistant Regional Administrator (ARA) for Technical Support shall be obtained.
5. Prolonged Work Shifts. To arrive at an adjust ed PEL for prolonged exposures in excess of 8 hours, see Chapter XIII.
6. Lunchbroaks.
a. Generally it is not advisable to sample during lunchbreaks unless lunches are eaten in areas where significant exposure exists. In most cases, the pump should simply be turned oft by the Industrial Hygienist prior to lunch, and then turned on again after lunch.
b. Generally it is not necessary to remove the pump unless the employee leaves the company premises. Care should be taken to assure that contamination of the collection medium does not occur (i.e. the sample should be capped and/or removed).
c. If the pump is turned oft for lunch, the time it is oft should not be counted as sample time for calculation of the TWA.
7. Collection and Analytical Methods. All indus trial hygiene samples must be collected and analyzed using OSHA standard methods, where available, or by methods developed in consulta tion with or approved by the Salt Lake City
Analytical Laboratory (SLCAL). (See Chapter IX, Analytical Laboratory Policies and Proce dures.)
B. Interpretation of 29 CFR 1910.1000. Tables
Z-1, Z-2. and Z-3. Guidance regarding interpreta tion of Tables Z-l, Z-2 and Z-3 should be sought from the Regional Office.
a. Interpretation of 29 CFR 1910.1000, Table Z*1--Ceiling Standards. Materials in Table Z-l of 29 CFR 1910.1000 preceded by a "C" are ceiling limits which theoretically should never be exceeded instantaneously. Practically, the Industrial Hygienist should generally use a 15-minute sampling period to evaluate com pliance with ceiling standards, unless directreading instrumentation or methods with suf ficient analytical accuracy are available.
b. Interpretation of Table Z-2.
(1) Materials in Table Z-2 have both "ac ceptable ceiling concentrations" (column 2) and "maximum peak concentrations" (col umn 3) up to which exposures are allowed for the period specified in column 4. Gener ally a 15-minute sample is used by OSHA to evaluate ceiling limits due to analytical accuracy.
(a) All the time periods specified in column 4 are less than 15 minutes with the exception of beryllium, formalde hyde and carbon disulfide. Therefore, if a 15-minute continuous exposure (minus total error, see paragraph A.ll.) exceeds the ceiling value in column 2, noncompliance is established.
(b) Where less than a 15-minute sample is taken, a citation may be issued if one of two conditions exists:
_1_ Column 2 is exceeded and the sampling time is beyond the time al lowed by column 4.
2_ Column 3 ib exceeded even instanta neously.
(c) For the exceptions of beryllium, formaldehyde and carbon disulfide, a con tinuous sample period in excess of 30 min utes should be used. If the exposure found
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exceeds the ceiling values in column 2, noncompliance is established.
(2) The last two entries in Table Z-2, "mercury" and "chromic acid and chro mates", should be considered as 8-hour TWA standards and not ceiling standards.
c. Interpretation of Table Z-3.
(1) The "talc (fibrous)" standard should not be enforced under 29 CFR 1910.1000. Talc containing tremolite (or any other "asbes tos" as defined by 29 CFR 1910.1001(a)) shall be enforced under the asbestos stand ard, provided the laboratory can verify the presence of "tremolite fibers" or any other asbestos fibers.
(2) The nuisance dust standard applies to both organic and inorganic dusts. The standard should not be used when evaluat ing an exposure to a substance listed in Table Z-l, Z-2, or Z-3.
(a) Where toxicity information exists for a substance with no PEL and a serious hazard exists below the nuisance dust standard, a citation under Section 5(a)(1) of the Act should be considered.
(b) In this case where the nuisance dust PEL is insufficient to protect the em ployee, correction for the 5(a)(1) citation will consist of requiring reduction of expo sure to appropriate levels.
(3) Where the employee is exposed to com binations of silica dust (i.e. quartz, cristobalite, and tridymite), the additive effects of the mixture will be considered, as detailed in 29 CFR 1910.1000(d)(2).
(a) For the PEL calculation specified in Table Z-3, the percent silica will be deter mined by doubling the percentage of cristobalite and/or tridymite and adding it to the percentage of quartz, according to the following formula. The PEL mixture pertains to the respirable fraction.
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NOTE: This formula can be mathe matically derived from the mixture for mula in 29 CFR 1910.1000(d)(2).
(b) If the calculation results in a value greater than 5 mg/M5 (the value of the nuisance dust standard), the percentage components of silica will be low, and the sample will contain a large percentage of nuisance dust. In this situation, the In dustrial Hygienist should also require compliance with the respirable nuisance dust standard (5 mg/M1).
For example, if the calculation re sulted in a PEL for the mixture of 7 mg/M1 and the exposure was 8 mg/M5, the employer should be cited for noncompliance with both the nui sance dust standard (respirable) 29 CFR 1910.1000(c), and the mixture formula 29 CFR 1910.1000(d)(2) as one item with abatement required down to 5 mg/M3 (respirable).
2. The violation would be serious since the exposure poses a silicosis risk (i.e. exposure is greater than the mixture PEL of 7 mg/M3).
1 If, however, the exposure in this example were 6 mg/M1, an "other" violation for the respirable nuisance dust standard only would be issued.
4_ Example 1: Two continuous samples were taken for a combined exposure to silica dusts with the following results:
PEL ^ quartz +2 (% cristobalite) +2 (% tridymite)
^^
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Sample A
B
Total
Sampling Period (min)
' '238 ~
192
430
Total Volume (1)
405
326
731
Respirable Weight (mg)
0.855
0.619
1.474
Respirable
Concentration
Laboratory
(me/M) 2.1
Results
30% quartz 14% cristobalite
Nondetectable-
Tridymite
1.9 40% quartz 10% cristobalite
Nondetectable-
Tridymite
Calculate the TWA from the sampling and analytical data:
4, Calculate the percentage of quartz, cristobalite and tridymite in the total
particulate collected. Quartz:
30% (0.885) + 40% (0.619) - 17.4 + 16.8 = 34.2%
1.474
1.474
Cristobalite:
14% (0.855) + 10% (0.619) = 8.1 + 4.2 = 12.3%
1.474
1.474
b Calculate the PEL for the mixture.
PEL (mixture) =________
IQmg/M*
Quartz + 2(% Cristobalite) + 2(% Tridymite)
=10. = 10 =0.17 rng/M* 34.2 + 2(12.3) + 2(0) 58.8
_c Calculate the employee's exposure.
Exposure = (Sample wt.A) + (Sample wt.B) Total volume
=0.855 + 0.619 = 2.0 mg/M1 0.731
d Adjust (where necessary) for in adequate sample length.
TWA = (2.0 mg/M3K430 min) = 1.8 mg/M* (480 min)
Calculate the upper and lower confidence limits. (See paragraph A.11.)
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9. Imminent Danger.
a. An imminent danger condition is one in which "a danger exists which could reasonably be expected to cause death or serious physical harm immediately or before the imminence of such danger can be eliminated through the en forcement procedures otherwise provided by this Act'* (FOM Chapter IX). Examples would include acute exposures to life-threatening concentrations of gaBes (e.g., hydrogen sulfide and hydrogen cyanide), and levels of radiation capable of causing irreversible damage.
b. Air sampling is not required to initiate im minent danger proceedings. However, air samples should be taken, if possible, in order to substantiate citations which may be issued.
c. The Substance Toxicity Table will be amended to provide approximate imminent danger levels for certain substances when data become available.
10. Wipe Samples. Wipe samples can be used to document the presence of toxic materials. Specific guidelines for such sampling are pres ented in Chapter VI, Wipe Sampling Pro cedures.
11. Sampling and Analytical Errors (SAEs).
a. Definition of SAEa. When an employee is sampled and the results analyzed, the mea sured exposure will rarely be the same as the true exposure. This variation is due to sampling and analytical errors (SAEs). The total error is dependent upon the combined effects of the contributing errors inherent in sampling, analysis and pump flow.
b. Definition of Confidence Limits. Error factors determined by statistical methods shall be incorporated,into the sample results to obtain the lowest value that the true exposure could be (with a given degree of confidence) and also the highest value the true exposurecould be (also with some degree of confidence).
(1) The lower value is termed the lower con fidence limit (LCL) and the upper value is termed the upper confidence limit (UCL). (See Figure H-l.)
(2) These confidence limits are termed "one-sided" since we are concerned only
with being confident that the true exposure is on one side of the PEL.
c. Sampling and Analytical Errors. SAEs which provide a 95 percent confidence limit have been developed and are presented in the Sampling and Analytical Techniques Table in Chapter IX. If there is no SAE listed in the manual for specific instruments, apply the manufacturer's recommended error or other generally recognized error factor (e.g., _+25% for detector tubes).
d. Confidence Limits. One-sided confidence limits can be used to classify the measured ex posure into one of three categories. (See Figure H-2.)
(1) If the measured exposure exceeds the PEL and the LCL of that exposure also ex ceeds the PEL, we can be 95 percent confi dent that the employer is in noncompliance, and a citation would be issued. (See ex ample A in Figure Q-2.)
(2) If the measured exposure exceeds the PEL, but the LCL of that exposure is below the PEL, we cannot be 95 percent confident that the employer is in noncompliance. (See example Bl in Figure II-2.) Likewise, if the measured exposure does not exceed the PEL, but the UCL of that exposure does exceed the PEL, we cannot be 95 percent confident that the employer is in com pliance. (See example B2 in Figure H-2.) In both of these cases, our measured exposure falls into a region which is termed "possible overexposure".
(a) A citation shall not be issued if the measured exposure falls into the "possible overexposure" region. It should be noted that the closer the LCL comes to exceed ing the PEL, the more probable it be comes that the employer is in noncom pliance.
(b) If measured results are in this region, the Industrial Hygienist should consider further sampling, taking into considera tion the seriousness of the hazard, pend ing citations, and how close the LCL is to exceeding the PEL.
(c) If further sampling is not conducted, or if additional measured exposures still
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fall into the "possible overexposure" region, the Industrial Hygienist should carefully explain to the employer and em ployee representative in the closing con
ference that the exposed employee(s) may be overexposed but that it cannot be established. The employer should be en couraged to voluntarily reduce the expo sure and/or to conduct further sampling to assure that exposures are not in excess of
the standard.
(3) If the measured results do not exceed the standard and the UCL also does not exceed the standard, we can be 95 percent confident that the employer is in compliance. (See ex ample C in Figure H-2.)
e. Sampling Methods. The LCL and UCL axe calculated differently depending upon the type of sampling method used. Sampling methods can be classified into one of three categories:
(1) Full-period, continuous single sampling is defined as sampling over the entire sample period with only one sample. The sampling may be for a full-shift sample or for a short period ceiling determination.
(2) Full-period, consecutive sampling is de fined as sampling using multiple consecu tive samples of equal or unequal time dura tion which, if combined, equal the total duration of the sample period. An example would be taking four 2-hour charcoal tube samples.
(3) Grab sampling is defined as collecting a number of short-term samples at various times during the sample period which, when combined, provide an estimate of exposure over the total period. Common examples in clude the use of detector tubes or directreading instrumentation (with intermittent readings).
f. Calculation Method for a Full-period. Contin uous Single Sample.
(1) Procedure.
(a) Obtain the full-period sample (value X), the PEL, and the SAE. The SAE can be obtained from the Sampling and Analytical Techniques Table.
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(b) Divide X by the PEL to determine Y, the standardized concentration. That is:
Y * X__ PEL
(Equation H-2)
(c) Compute the LCL (95%) as follows:
LCL (95%) = Y-SAE (Equation II-3)
(d) Compute the UCL (95%) as follows:
UCL (95%) = Y + SAE (Equation II-4)
(e) Classify the exposure according to the following classification system:
If LCL 1, a violation exists.
If LCL 1 and the UCL 1, classify as possible overexposure.
Ifthe UCL < 1, a violation does not exist.
(2) Example 2. A fiberglass filter and per sonal pump were used to sample for a 7-1/2 hour period. The Industrial Hygienist was
able to document that the exposure during the remaining unsampled one-half hour of the 8-hour shift would equal the exposure measured during the 7-1/2 hour period. The laboratory reported 5.65 mg/M*. The SAE for this method is 0.15. The PEL is 5.0 mg/ Ma. (See the Sampling Analytical Tech
niques Table.)
1> Calculate the standardized concentra tion.
Y-5.65-1.13 5.0
2 Calculate confidence limits.
LCL= 1.13-0.15=0.98
Since the LCL does not exceed 1.0 noncompliance is not established and the UCL must be calculated.
UCL = 1.13 + 0.15=1.28
3 Classify the exposure.
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Since the LCL <1.0 and the UCL>1.0, classify as possible overexposure.
g. Calculation Method for Full-period Consecu tive Sampling.
(1) The use of multiple consecutive samples will result in slightly lower sampling and analytical errors than the use of one contin uous sample since the inherent errors tend to partially cancel each other. The mathe matical calculations, however, are some what more complicated. If preferred, the Industrial Hygienist may first determine if compliance or noncompliance can be estab lished using the calculation method noted for a full period, continuous, single sample . measurement. If results fall into the "pos sible overexposure" region using this method, a more exact calculation should be performed as follows:
(2) Procedure for Full-period, Consecu tive Sampling.
(a) Obtain X,, X,, .... X B, the n con secutive concentrations on one workshift and their time durations, T ,T,,. . T . Also obtain the SAE in the Sampling and Analytical Techniques Table.
(b) Compute the TWA exposure.
<e) Divide the TWA exposure by the PEL to find Y, the standardized average TWA/PEL).
(f) Classify the exposure according to the following classification system:
If LCL >1, a violation exists.
If LCL^l, and the UCL=1, classify as possible overexposure.
If UCL< 1, a violation does not exist.
(3) Example 3. If, in example 2, two con secutive samples had been taken for carbaryl instead of one continuous sample, and the following results were obtained:
Sample Sampling Rate (1pm) Time (min) Volume (1) Weight (mg) Concentration (mg/MJ)
A
2.0 240 480 2.592
5.400
B
2.0 210 420 2.400
5.936
The SAE for carbaryl is 0.15.
(&) Calculate the UCL and the LCL from the sampling and analytical results:
(d) Compute the LCL (95%) as follows:
LCL=Y-SAE y/T?X? + T5X? + . . .TlXl PEE--(T, + T, + . . . Tn)
(Equation 11-5)
(e) Compute the UCL (95%) as follows:
LCL=Y+SAEv/T?X? + TJX* + . . . T*.X* . PEL
(Equation II-6)
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1 TWA=(5.4 me/M3) 240 min + (5,936 mg/M3) 210 min
=5.65 mg/M3
450 min
b. Exposure to a substance which has been added to the ACGIH TLV list since 1968, or
2 Y=5.65 mg/M3=5.65= 1.13 PEL " 5.0
identified as a serious hazard by federal agen cies such as NIOSH, EPA, or the National Cancer Institute, should be considered for a
3 Assuming a continuous sample:
possible 5(a)(1) citation where an OSHA PEL does not exist. In some cases an 8-hour OSHA
LCL= 1.13 - 0.15=0.98
PEL exists but no OSHA ceiling standard exists. If a ceiling standard has been recom
UCL=1.13 + 0.15-1.28
mended by NIOSH or others, which is equal to or greater than the 8-hour OSHA PEL, a
5(a)(1) citation may be considered for expo
(4) Since the LCL < 1.0 and UCL > 1.0, the results are in the possible overexposure region, and the Industrial Hygienist must analyze the data using the more exact calcu lation for full-period consecutive sampling
as follows:
sures in excess of the recommended ceiling standard (even if the employer is in com pliance with the 8-hour OSHA PEL). If the recommended ceiling standard is below the 8-hour OSHA PEL, a 5(a)(1) citation should only be issued when approved by the National Office.
LCL=Y-SAEy
+ Tpq + . TnXg
PEL (T, + T, + . . . T ,,)
(Equation H-5)
= 1.13-0.15 (240 min)2 (5.400 mg/M3)2 + )
-1.13-0.15 v/ (240 min)2 (5.400 mg/M3)2+(210 min)2 (5.936 mg/M3)2
5.0 mg/M3 (240+210 min)
c. The use of Section 5(a)(1) shall be con
= 1.13-0.12 = 1.01
sidered when inadequate work practices result in a potentially serious ingestion or skin haz ard and 29 CFR 1910,132 or .141(g)(2) can
Since the LCL issued.
1.0, a citation would be
not be applied. The use of (5)(a)(l) shall also be considered for work practices which could lead to a potential inhalation hazard in excess
of the PEL.
h. Grab Sampling. If a series of grab samples
(e.g., detector tubes) are used to determine
d. In the case of overexposure to substances
compliance with either an 8-hour TWA stand
not having a PEL, correction will consist of
ard or a ceiling standard, consultation regard ing sampling strategy and the necessary statis tical treatment of the results obtained shall be sought from the ARA for Technical Support.
engineering and work practice controls to achieve a level where a serious hazard no longer exists. Where the hazard is serious and no safe level can be determined; e.g., car
cinogens, engineering and work practice con
12. Use of the General Duty Clause (Section SlaMU).
trols shall be required to reduce exposure to the lowest feasible level.
a. The use of Section 5(a)(1) of the Act shall be considered when the Industrial Hygienist identifies a situation involving employee ex posure to a substance that does not have a
standard but is believed to constitute a serious health hazard at the levels found and which is published in the health literature, or recog nized by industry or the employer.
e. For all 5(a)(1) citations, careful and com plete documentation must be made.
(1) This may include, but is not limited to, extensive sampling, employee interviews and supporting medical evidence (although the Industrial Hygienist must only establish the possibility of the illness).
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(2) In addition, it may be necessary to gather supporting data from medical experts and the Directorate of Technical Supiort and to evaluate the information upon which the recommended standard is based (e.g., the NIOSH Criteria Document, etc.).
(3) Consultation shall be sought from the ARA for Technical Support prior to using the general duty clause.
B. Classification of Violations of Air Quality Standards.
1. Type of Citation.When it has been established that an employee is exposed to a toxic substance in excess of the PEL, a citation for exceeding the air contaminant standard shall be issued. The violation shall be classified as serious or other than serious on the basis of the requirements in the Substance Toxicity Table and the use of respiratory protection at the time of the viola tion.
a. Classification of violations is dependent upon the determination that the illness is reasonably predictable at that exposure level, whether the illness is serious or other and that the employer knew or could have known through reasonable diligence that a hazardous condition existed.
b. For any substance listed as serious in the Substance Toxicity Table, a serious citation shall be issued for excessive exposure and fail ure to utilize engineering and/or administra tive controls. If however, the employer is exhibiting good faith by having a respirator program in use which is effective in reducing actual employee exposure to below the appli cable standard (i.e. all elements of the re quired respiratory program in 29 CFR 1910.134 are being met--see Chapter HI) and has a writ ten engineering compliance plan and is follow ing it, an other citation shall be issued for excessive exposure and failure to utilize feasible engineering and/or administrative controls.
c. The Industrial Hygienist shall consider protection factors for the type of respirator is use as well as the possibility of acute over exposure if the respirator fails. If protection factors are exceeded, (see Figures HI-4 and UI-5) or if the potential for acute overexposure exists, a citation for failure to control excessive exposure shall be issued as serious.
2. Promptness of Issuance. Citations for viola tions of air standards must be issued within 6 months following the date the air sample or measurement was taken (i.e. the date the viola tion occurred).
C. Classification of Violations for the New Health Standards.
1. Purpose. The intent of the procedures listed in the New Health Standards Guidelines is to reduce to a general reference guide the detailed program directives that are issued with each new standard. Any major deviations from these procedures will be released in a program direc tive.
2. Description. The Guidelines briefly describe the major requirements of the expanded stand ards (e.g., DBCP, arsenic), the procedure neces sary to determine whether or not compliance exists, and the recommended procedure for citing. Normally the Industrial Hygienist shall follow these procedures for compliance purposes. In cases where deviations from the procedures seem to be warranted, the Industrial Hygienist shall note the reasons for the deviations in the case file.
3. Grouping. The recommended classification as signed to the specific entries is what is deemed appropriate for that single violation.
a. If specific paragraphs with different classi fications are to be grouped (e.g., monitoring and the appropriate recordkeeping require ment), the more serious classification should be followed.
b. Several closely related violations having the same basic purpose may be found in the guide witi. a recommendation for grouping.
c. Where there is compliance with only a part of the requirement, professional judgment must be exercised to determine if citing the entire section is warranted.
4. Minor Deficiencies. If the employer has minor deficiencies in the requirements, an other cita tion will be issued.
5. Explanation of "General". Several paragraphs are preceded by a "General" subparagraph. Gen erally these subparagraphs are not cited but in corporated into the SAVE manual.
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CHAPTER IX
ANALYTICAL LABORATORY POLICIES AND PROCEDURES
A. General.
B. Sampling Considerations.
1. Content. This chapter contains instructions for the collection, packaging, and shipping of samples to the Salt Lake City Analytical Labora tory (SLCAL).
2. Sampling. Samples should be collected in accordance with the Sampling and Analytical Techniques Table. Particular attention should be given to those substances which must be sub mitted as a single analytical request per sample. These substances are indicated by a "B" in the "notes'* column. Other important information, such as dust vs. fume, and the analysis of oxides, is also contained in the "notes" column.
3. Shipping. Samples sent to the laboratory shall be packaged with the original Air Sampling Data form (OSHA-91). All samples shall be sent by certified mail or its equivalent to maintain a chain of legal professional accountability.
^ . Charcoal Tubes and Other Solid Sorbents.
a. The ability of solid sorbents to adsorb and retain a given compound is dependent on a number of factors. These include: tempera ture, humidity, sampling flow rate, time, con centration, and the presence of other chemi cals.
b. The sample volumes are recommended in the Sampling and Analytical Techniques Table are applicable for determining the per missible exposure limit (PEL) under normal circumstances. Smaller volumes (1/2 the maxi mum) may be required for solid sorbents when high humidity (above 90 percent) or relatively high concentrations of other organic vapors may be present in the environment sampled.
2. General Membrane Filter Types and Uses.
Filter Type Examples
Pore Size Uses
MCEF LAPVC
AA, GN-4 FWS-B
O.S um 5.0 um
Asbestos, metals
Silica, carbon black
GFF
A/E
--
Pesticides, herbicides
AgM
--
0.8 um
Coal tar pitch volatiles. Coke oven emissions
MCEF--Mixed cellulose ester filter LAPVC--Low ash polyvinyl chloride
OFF--Glass fiber filter AgM--Silver membrane (supplied by SLCAL)
Figure DC-1 demonstrates the preparation of the filter and cassette.
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Figure IX 1 Sketch of Preparation of Three Piece Cassette
Ring piece
Filter paper Backup screen
Step 1. Assemble the three piece cassette asjliustrated or the 2 piece cassette as illustrated above without the ring piece. "
Tightly wrap tape around
-- the circumference of the cassette. Step 2. Tape the cassette with black electrical tape or cellulose shrink bands.
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3. Shelf-Life of Sampling Madia Provided by the SLCAL
a. Hydrogen sulfide collecting solution (CdSOy NaOH)--shelf-life of 6 months, or when the precipitate will no longer stay in sus pension for several minutes after shaking, whichever period is shorter.
b. Ozone sampling solution--shelf-life of 6 months or when the solution turns yellow, whichever period is shorter.
c. Nitro reagent for MDI/TDI--one month shelf-life.
d. The following have shelf-lives of 6 months or more (generally, disposal dates of 6 months after the preparation date is set):
All normalities of NaOH, HC1, H,S04 and sodium acetate.
All percent volume/volume of methanol.
CIO , reagents (oxalic acid, sodium arsenite).
. All organic solvents ordered in their pure state have indefinite shelf-lives.
f. Bia-chloromethyi ether (BCME) collecting solution has a two month shelf-life. The solu tion must be stored in a dark bottle.
g. The collecting solution for acetic anhydride must be mixed in the field and has a shelf-life of only 2 hours after preparation.
h. Hydrogen peroxide (0.3N) for sulfur dioxide collection--stable for six months if it is pro tected from light and kept refrigerated.
i. The mercury monitor has a 90-day shelf-life. (Note the expiration date on the monitor.)
C. Blank Samples.
1. Submission. A blank sample shall be sub mitted to SLCAL with each type of sample col lected. For example, if toluene and xylene were collected on a given set of charcoal tubes; and, in the same workplace, benzene was collected on another set of charcoal tubes; and chloroform and methyl chloroform were collected on a third
set of charcoal tubes, three blanks should be sub mitted to the laboratory; one for each specific group of analyses.
2. Number of Blanks. For any given analysis, one blank will suffice for up to 20 samples collected. Should more than 20 samples be collected in a given inspection, additional blanks should be provided.
3. Treatment. Blank samples should be treated in the same fashion as real samples. They should be opened in the plant environment, immediate ly dosed, packaged with the samples which were collected, and shipped to SLCAL in the same fashion as the samples.
4. Purpose. In the laboratory, blanks are used primarily to assess contaminants in the sampling media. However, they are also used to monitor potential contamination of samples both in the field and in the laboratory.
5. Laboratory Action. The blank analyses which are completed in the laboratory are normally subtracted from the analytical data produced for the samples. This provides the Industrial Hy gienist with data which have been corrected for any contamination which may have been present in the sampling media or which may have been added by way of reagents used in the analytical process.
D. Interferences.
1. Purpose. The laboratory methods of analysis are susceptible to interferences by various com pounds sometimes present in the sample. For greater accuracy, the laboratory must be notified if an interference is suspected.
2. Potential Interferences. The following are some potential interferences that should be noted on the OSHA-91:
Solvents--all other solvents, especially those with similar boiling points and/or polarities (specify the substances present).
Free silica--graphite, zirconium silicate, mica, feldspar, potash, iron carbide, and/or talc.
Asbestos--all fibrous materials and/or high nonfibrous dust levels.
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Metals--high concentrations of other metals and inorganic dusts.
E. Bulk Samples.
1. Bulk samples should be submitted to the laboratory only in the following circumstances:
a. When the analysis is required to support a potential violation (e.g., 1 percent silica in sand-blasting operations).
b. When required by the laboratory to assess interferences or for use as an analytical refer ence. (See paragraph E.3.)
c. When all other means of obtaining informa tion regarding the chemical composition of the material have been exhausted. This includes a discussion with the senior Industrial Hygienist as well as the manufacturer of the material.
2. Generally, the analysis of bulk samples will be semi-quantitative and can not be evaluated on the basis of the sampling analytical errors (SAE's) found in the Sampling and Analytical Techniques Table.
3. Bulk Sample Analysis. Bulk samples are needed for analysis of the following:
' Asbestos; Chlorinated camphene; Chlorinated diphenyl oxide; Chlorodiphenyl; Gasoline; Hy drogenated terphenyla; Kerosene; Mineral oil; Naphtha; Petroleum distillates; Silica (quartz and cristobalite); Stoddard Solvent; Turpentine.
F. Shipping Instructions.
1. Instructions for Shipping Filter Cassettes.
a. The containers used by OSHA for shipping filters are made in four parts.
(1) A reuseable exterior brown cardboard mailing carton.
(2) Two brown cardboard flapped inserts.
(3) A white box to hold the filter cas settes. This box is shipped inside the brown exterior carton.
(4) An interior white die-cut cardboard tray to hold the cassettes in place.
b. All of the container parts are reuseable. Do not discard the brown exterior mailing carton or the flapped inserts.
c. The containers should be used as follows:
(1) Place the cassettes in the circular slots of the die-cut white cardboard tray. (See Figure X-l for proper sealing of samples.) The samples should be sealed as shown to ensure sample stability.
(2) Remove or obliterate all old mailing labels.
(3) Include a copy of the OSHA-91 in the box.
2. Instructions for Shipping Charcoal Tubas.
a. Charcoal tubes may be shipped to SLCAL in the cylindrical containers provided or in other small sturdy containers.
b. Bulk solvent samples should never be mailed to the laboratory in the same package with any type of air sample.
c. Include a copy of the OSHA-91 in the box.
3. Instructions for Shipping Samples Collected in Midget Impingers.
a. Follow the directions outlined in paragraph F, Chapter X, for preparing samples collected in midget impingers for SLCAL.
b. Wrap packing material around the bottle(s) and place them in the cylindrical containers provided, or in some other sturdy containers.
c. Include the OSHA-91 in the container.
d. Ship by certified airmail to the SLCAL. If necessary, use precautionary labels on the shipping container as discussed in paragraph F.4.
4. instructions for Shipping Bulk Samples.
a. Bulk solvent samples should be shipped in 20 cc vials with Teflon liners, should be well packaged in absorbent material and sent in the round containers provided.
IX-F48
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INDUSTRIAL HYGIENE FOM
b. A copy of the OSHA-91 (if the original is with the samples) must accompany each bulk sample. The sheet must identify that the sample is a bulk and must give the air sample numbers to which the bulk sample refers. It shall also identify the mode of shipment to the laboratory.
c. No air samples should be placed in the con* tainer with the bulks.
5. Shipping Regulations. When shipping samples to the laboratory, regulations imposed by Fed eral agencies having jurisdiction over interstate transportation must be adhered to. Such regula tions may prohibit the use of the Postal Service.
a. The shipper is responsible for compliance with applicable postal laws and regulations governing mailability and preparation for mailing, as well as other laws and regulations pertaining to the shipment of particular mat ter.
(1) All items that are acceptable for mailing are subject to provisions of Part 124, Postal Service Manual.
(2) Additional postal information can be obtained in Acceptance of Hazardous or Perishable Articles, Publication 52, of the U.S. Postal Service.
(3) The passage of the Transportation Safety Act of 1974 has extended the Depart ment of Transportation's authority over
hazardous/restricted materials transporta tion. The full text of the hazardous materials regulations is contained in Title 49, Code of Federal Regulations, Part 100-199.
b. The main categories of hazardous materials sent to the laboratory are poisons, flammable liquids, oxidizers, flammable solids, corrosive materials (acids and alkalis), or irritating materials. These items are mainly bulk or impinger samples.
c. For all modes of transportation, the carrier must be aware that hazardous material is being tendered. Notification must be given. Any person who violates a provision of Title 49 in shipping a hazardous material, shall be sub ject to a civil penalty of not more than $10,000 per violation, and if any such violation is a continuing one, each day of the violation con stitutes a separate offense. A person who will fully violates a provision of this title and is convicted of a criminal offense is subject to a fine of not more than $25,000, imprisonment for a term not to exceed 5 years, or both.
d. The great variety of chemicals precludes the listing of each item that may be mailed.
(1) Figure DC-2 (Air and International Mail Requirements for Corrosives) and Figure IX-3 and 4 (Air and International Mail Requirements for Flammable Liquids) from Publication 52, of the United Postal Service gives an indication of what can be mailed.
IX-5
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Figure IX 2 Air and International Requirements tor Corrosives
IX-6
Reference U.S. Postal Service. Pub. 52, TL-1,2-4-77
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Figure IX-3 INDUSTRIAL HYGIENE FOM
Figure IX 3 Air and international Mail Requirements for Flammable Liquids
Definition Title 49 of the Code of Federal Regulations defines "flammable liquid" as any liquid that gives off flammable vapors below a temperature of 100* F. (49 CFR173-115) General Requirements*
IX-7
Reference U.S. Postal Service Pub. 52, TL-1,2-4-77
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Figure PC-4__________________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
Figure IX 4 Air and international Mail Requirements tor Flammable Liquids
IX-8
Reference U.S. Postal Service Pub. 52, TL-1.2-4-77
WV 000000697
OCCUPATIONAL SAFETY AND HEALTH
______________________ [X-FSd(2) INDUSTRIAL HYGIENE FOM
(2) Various chemicals are not mailable. The chemicals listed below are examples only:
Nitric acid; Gasoline; Percholoric acid; Benzyl peroxide; Class A poisons; Aniline; Chloropicrin; Organic phosphate com pounds; Parathion (liquid).
(3) Charcoal tubes, silica gel tubes, filters and wipe samples in most cases will not be classified as hazardous materials.
e. When a restricted article is tendered for shipment, the customer is required to properly identify, classify, package, mark, label and certify all articles as specified in Title 49.
A Shipper's Certification and labels for re stricted articles can be obtained from:
Label Master 6001 N. Clark St. Chicago, ILL 60660 Tele. No. (312) 973-5100
f. Since all samples are subject to possible liti gation, there has to be a chain and/or proof of custody of the samples from the field to the laboratory. The preferred form is the certified mail receipt. When samples are shipped by certified mail, they go first class (air mail).
The airline manager or his designated repre sentative is the final authority in determining the acceptability of any restricted article. If a shipment is refused by a pilot and it goes by surface mail, the delivery time will be greatly extended.
g. If a restricted article cannot be shipped by certified mail to the laboratory, an alternate mode of transportation (e.g., Federal Express, Emery Air Express, United Parcel Service, etc.) can be used. A chain of custody for all samples must be obtained no matter what the mode of transportation.
G. Special Instructions for Silica.
1. Usually, respirable dust shall be collected for an evaluation of exposure to silica.
2. If the sample collected is nonrespirable, the laboratory must be so advised.
3. A sample weight and total air volume shall accompany all filter samples.
4. X-ray diffraction is the preferred analytical method used for most silica analyses, due to its sensitivity, minimum requirements for sample preparation and ability to identify polymorphs of free silica.
a. Quartz is identified by a major (primary) X-ray diffraction peak. Because other sub stances also have peaks at the same position, it is often necessary to confirm quartz by the presence of secondary and tertiary peaks.
b. Many times there is only enough quartz on a filter to identify the primary peak. This makes it important to submit a representative bulk to the laboratory. (This may require col lecting several bulk samples at different loca tions.)
c. The amount of quartz in bulk samples will not be quantified unless specifically requested by the Industrial Hygienist. Results will be only 9emiquantitative as a accurate X-ray dif fraction analysis cannot be provided for bulks.
d. When it is essential to know the silica con tent of a settled dust (rafter) sample or a manufacturer's bulk material, a gravimetric analysis should be requested.
5. Gravimetry and colorimetry analytical methods may be used when interfering materials are present.
6. In order of preference, bulk samples may be one of the following:
a. A high volume respirable filter sample.
b. A high volume filter sample.
c. A representative settled dust (rafter) sample.
d. A sample of the bulk material considered to be silica.
7. The type of bulk sample should be stated on the OSHA-91 and cross-referenced to the appro priate air sample.
8. Laboratory results are reported under one of three categories.
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a. Percent quartz--where bulk samples are analyzed by the gravimetric method. (The gravimetric method does no differentiate be tween quartz and cristobalite.)
b. Nondetected--does not necessarily indicate the absence of quartz. For example, a sample weighing 100 micrograms would need to con tain 5 percent quartz for any quartz to be de tected if the reported detection limit is 5 micrograms. The Industrial Hygienist should evaluate the laboratory results to determine if adequate results are provided. If not, a longer sampling period may be required.
e. Unable to confirm the presence of quartz--if the amount of quartz in the sample was not sufficient to perform a reliable identi fication. In order to confirm the presence of quartz in excess of the PEL, one or more bulks should be submitted as described in paragraph G.6.
H. Special Instructions for Other Air Con taminants.
1. Metals. Where two or more of the following an alytes are requested on the same filter, an inductively coupled plasma (1CP) analysis may be conducted. However, the Industrial Hygienist should specify the metals of inter est in the event samples can not be analyzed by the 1CP method. A computer print-out of the following ten analytes may be reported: cadmium, lead, chromium, copper, iron, nickel, manganese, antimony, vanadium and zinc. Other analytes may be reported as validation studies are completed..
2. (Reserved)
I. The Sampling and Analytical Techniques Table.
This table lists the sampling and analytical tech niques used by OSHA Compliance Officers in the assessment of employee exposures to potential health hazards. The table contains most of the sub stances covered by OSHA standards and regula tions. (See Figure DC-5.) Changes and additions will be made as new technologies become available. This entire section should be utilized for all appli cations of this table. Abbreviations for this table may be found in Figure DC-6.
1. Substance. This column is an alphabetical listing of materials for which acceptable sam
pling and analytical methods are available. Only those substances requiring laboratory analysis or assistance are included in the table. A ``skin" notation indicates a significant potential of the substance to cause additional exposure via dermal or mucous membrane routes. A "C" notation refer to a ceiling limit of exposure.
2. Permissible Exposure Limit (PEL). The PEL is given for the substances listed when there is an OSHA standard.
3. Collection Method. This column contains an abbreviated form of the recommended sampling method. Abbreviations are found at the end of the Appendix.
4. Maximum Volume end Maximum Flow Rate.
Volumes listed are guidelines but should not be exceeded for solid sorbents. Flow rates are maximums and should not be exceeded. Lower flow rates may be used.
5. Analytical Method. This column contains an abbreviated form of the recommended analytical method. Abbreviations are found in Figure 1X-6.
Figure IX-6
Abbreviations
AAS AAS-GF
Act. Char. Colori. COP EG Fluoro. Gravi. GFF
GLC HPLC IC 1CP ISE LAPVC MCEF MFGB MI PC PCM Polaro.
pvc
atomic absorption spectroscopy atomic absorption spectroscopygraphite furnace activated charcoal colorimetric ceiling or peak extraction-gravimetric fiuorometric gravimetric glass fiber filter (without organic binder) gas liquid chromatography high pressure liquid chromatography
ion chromatography inductively coupled plasma ion specific electrode
low ash polyvinylchloride mixed cellulose ester filter midget fritted glass bubbler midger impinger particle count phase contrast microscopy polarographic polyvinylchloride
Flfure IX-C
IX-10
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OCCUPATIONAL SAFETY AND HEALTH
Figure DC-4 INDUSTRIAL HYGIENE FOM
TWA UV XRD
FH AgM
time-weighted average ultra-violet spectrophotometer X-ray diffraction
fluoropore filter silver membrane, glass fiber combination
6. Sampling and Analytical Error (SAE). The SAE is a measure of the precision and accuracy of the
combined sampling and analytical process. It shall be applied by the Industrial Hygienist to sample results according to methods described in paragraph A.ll, Chapter II. The values have
been computed by multiplying the coefficient of variation for the total sampling and analytical procedure by 1.645, the appropriate statistical factor for one-sided 95 percent confidence inter vals.
7. Reference. References are listed in Figure IX-7.
8. Method Class. Methods are classified as A, B, C, and D. See Figure IX-8.
Figure IX-8
Method Class
A. A sampling and analytical method which has been fully evaluated and successfully, collaboratively tested by a selected group of laboratories.
B. A sampling and analytical method which has been subjected to a thorough evaluation procedure and/or recommended by a govern ment agency or a professional society.
C. A sampling and analytical method which has been partially evaluated.
D. A new or interim method.
9. Notes. The notes are defined in Figure IX-9. These notes are very important since many sampling restrictions are given in this section.
Figure IX-7
Reference*
1. Taylor D.G., Ed.; N10SH Manual of Analytical Methods, 2nd ed, 4 vole., DHEW, Washington, D.C., 1977-8.
2. OSHA Manual of Analytical Methoda (Unpubliahed).
3. Eapoaito. G., and K.K.A. Schaeffer. "Gee Chromatographic Determination of Acetic Acid in Industrial Atmosphere and Waste Water". Amer. Ind. Hyg. Assn. J. 23:268. 1976.
4. Mattocks, A.R.: "Spectrophotometric Determination of Pyrazoline and some Acrylic Amides and Eater*". Anal Chem. 40: 1347. 1968.
5. Analysis of Pesticide Residues in Human and Environ mental Samples. Pesticides and Toxic Subatancea Effects Laboratory, EPA, Research Triangle Park, N.C., 1974.
6. Orion Electrode Instruction Manual. Orion Research, Inc., Cambridge, D.C., 1971.
7. Standard Methods for the Examination of Water and Wastewater, 13th Eld., Amer. Public Health Aean., Wash ington, D.C.. 1971.
8. The Industrial Environment--Its Evaluation and Control. National Institute for Occupational Safety and Health. Washington, D.C., 1973.
9..Brief, R.S., Venable, F.L.S., and Ajemian, R.S.: "Nielsen Carbonyl: It* Detection and Potential for Formation". Amer. Ind. Hyg. Aaen. J., Jan--Feb: 72, 1966.
10. King, J.R.. Nevy, C.R., and Bowman. M.C.: "Trace Analysis of Diethylatilbeetroi (DES) in Amman Chow by Parallel HighSpeed Liquid Chromatography, ElectronCapture Gas Chromatography, and Radioaseaya".J. Chromatographic Sciencel5:14. 1977.
Figure IX-9
Notes
A. Standard sire charcoal tubes containing 2 sections of 20 40 mesh activated charcoal, which is prepared from co conut shells. The adsorbing section contains 100 mg of charcoal, the backup section 50 mg.
B. Submit as a separate sample.
C. Large size charcoal tubes containing 2 sections 20/40 mesh activated charcoal, which is prepared from coco nut sheila. The adsorbing section contains 400 mg of charcoal, the backup section 200 mg.
D. Standard size silica gel tubes containing 2 sections of 20 40 mesh silica gel. The adsorbing section contains 130 mg of charcoal, the backup section 65 mg.
E. Samples must be stored in an ice cheet and analyzed within 48 hour*. Contact SLCAL for information.
F. Use filter and no backup pad.
G. Field method; sample need not be submitted to the laboratory.
H. When standard is the same as for inert dust, noncom pliance can be baaed on groea weight without analysis.
IX-11
Figure IX-9
vvv 000000700
Fl|un IX-9 INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
Figure IX-9 Continued
I. Samples may be collected up to an 8-hour period, if the filter is not overloaded.
J. If analysis or antimony and tin are desired, submit separate filters for each metal.
This may be accomplished by wrapping the impinger and vial with aluminum foil or black tape. Send the samples to the laboratory immediately for analysis. Call the laboratory before beginning sampling.
Z. Within 1 hour after the sample has been collected, transfer the filter to a clean screw cap vial. Add 15 ml of acetic acid solution to the vial.
K. If nuisance dust is high, reduce air volume to 30 liters to avoid overloading the filter.
AA. The mercury vapor monitors are certified accurate for only 90 days.
L. Analytical method does not distinguish between dust and fume.
M. When analysis of a compound is requested, an ele mental analysis is performed and reported as the com pound.
N. Organic material collected on the filter is ashed. The change in weight is reported as the analyte.
O. Collect a sample of the bulk substance and send to the laboratory in a separata mailing container at the time the air samples are submitted. Indicate on the sample sheet that a bulk sample has been submitted. For SiO,, s high volume area or settled dust sample is preferred.
P. Samples must be collected on a PVC filter to avoid con verting Cr to Cr+\
Q. Any sample weight between 0.15 mg and 5.0 mg is acceptable (0.5 to 5.0 mg is preferred). If they are present in the work environment, the following major interferences should be noted: mica, graphite, zircon (zirconium silicate), talc, feldspar, potash, and iron car bide.
R. If present, sulfide should be listed as an interference. Particulate cyanide is collected on a filter, HCN is col lected in an impinger.
S. Within 1 hour after the sample has been collected, transfer the filter to a clean screw cap vial.
T. If the relative humidity in the workplace is greater than 80% use a midget impinger with 15 ml of 0.1N HjSO, at a flow rate of 1 1pm for 90 minutes.
U. If the gross weight sample yields a concentration below the standard for the air contaminant, do not submit the sample to the laboratory for analysis.
V. Hydrogen fluoride is collected in the 0.1N NaOH solu tion or on a Na,C0, impregnated backup pad.
W. Samples should be submitted to the laboratory in Nalgene bottles.
BB. If present, other sodium compounds should be listed as an interference.
CC. Use 2 charcoal tubas in series. 1 large tube and 1 stand*ud size tube as s backup.
DD. If a gravimetric analysis is not sufficient, submit the filter to the laboratory for analysis.
EE. Far volatile arsenic compounds, sample with a MCEF Oil urn filter followed by a midget impinger containing 10 ml of 0.1 N NaOH.
FF. After sampling, pour the impinger solution into one vial; place the filter in another vial containing isopropanol; place the backup pad in a third vial containing
isopropanol.
GG. If a specific analysis is required, collect on a tared LAPVC filter. In this case, a separate filter is required.
HH. If particulate anions are present, a prefilter should be used.
IL Zinc ammonium chlorides and 2inc oxide interfere with the analysis and should be reported when present.
JJ. Standard size tube containing 2 sections of 30/48 mesh deactivated FlorisiL The adsorbing section contains 100 mg; the backup section contains 50 mg.
KK. Standard size tube containing 2 sections of 20/50 mesh XAD-2 resin. The adsorbing section contains 100 mg of resin; the backup section contains 50 mg.
LL. Standard size tube containing 2 sections of 20/40 mesh petroleum derived activated charcoal. The adsorbing section contains 100 mg of charcoal; the backup section contains 50 mg.
MM.
Standard size tube containing 2 sections of 35/60 mesh Tenax GC. The adsorbing section contains 20 mg of Tenax GC; the backup section contains 20 mg of Tenax GC; the backup section contains 10 mg.
NN. Standard size tube containing 2 sections of 60/80 mesh pre-extracted Chromoeorb 106. The adsorbing section contains 100 mg; the backup section contains 50 mg.
X. Samples should be counted within 24 hours, preferably immediately. Information on the counting procedure may be obtained from Willard Dixon, FTS 588-5366.
00. Standard size tube containing 2 sections of 60/80 mesh pre-extracted chromoeorb 104. The adsorbing section contains 100 mg; the backup section contains 50 mg.
Y. During and after sampling, the sample solution must be protected from light to prevent photodecompoeition.
PP. Samples must be refrigerated immediately and shipped on ice.
Figure IX-9
IX-12
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INDUSTRIAL HYGIENE FOM
VVV 0 0 0 0 0 0 7 0 3
OSHA SAMPLING AND ANALYTICAL TECHNIQUES TABLE
Substance
Permissible Exposure
Limit (KL)
ppa.
og/H^
Collection Method
ttulma Volta*/ Ikxiau Plow Rata
Analytical Method
Saspllng and Analytical Error (SA)_1/
Her.
Metiled Class
Holes
Acetaldehyde
200
360
KI 10 ml or 1) NallSOj
120 liters/1.0 lpa
QLC
0.15
D
Acetic Acid Acetic Anhydride
10 5
25
MI 10 ml of 0.IN NaOH3
120 llters/1.0 lpa
OX, IC
20
>fGB 10 Ml of alkaline
120 liters/1.0 lpa
Colorl.
Hydroxyaolne
0.15 0.15
3
i
DB BB
Acetone
1000
2400
Activated Charcoal
2 llters/0.05 lpi
OC
0.26
i
B a.b
Acetonitrile
40
70
Activated Charcoal
10 Uters/0.2 lps
CLC
0.12
i
B B,C
X Acetylene
Dlcholorlde
* (see 1,2-
Dlchloroethylene)
Acetylene Tetrabraalde
1 14 Silica Gel
120 llters/1.0 lpa
0LC
0.16
i
B B.D
Acrolein
0.1
0.25
ffCB 15 Ml or
If NaHSOj
120 llters/1.0 lpa
Colori.
0.30
i
BE
Acrylamide - Skin
0.3 Ml 15 Ml H^O
120 llters/1.0 lpa
WLC
0.15
2
D
Acrylonitrile Skin
STD 1910. 1045
Activated Charcoal
20 llters/0.1 lpa
CLC
0.12
4
B A.B
Aldrln - Sdn
0.25
CFF * HI 15 Ml of
Ethylene Glycol
240 llters/1.0 lpa
OX
0.15
5
DF
Allyl Alcohol - Skin
2
5
Activated Charcoal
10 llters/0.2 lpn
ax
0.IS
1
B A,B
/
OCCUPATIONAL SAFETY AND HEALTH
__________ IX-Techniqu-- Table INDUSTRIAL HYGIENE FOM
B.EE.I
O M ^ M <
d a ua
aaa
a
B
0.21 1,2
U3-C7 o r A rslnt
960 liU ra /2 .0 lpa
2/
III
iftt.
o
o'
p jn OO
ft m ** 9900
33
i; 1!
la a a I s n
J- 5 99
M--
1&
i 1 IS 5
*4 t*
1
I
* fi a3 a3
?u? ?n> i>
aaa
$ 3 2 2 a 3 3
ii
44 m2
Is*
|
s|i
I
8
|I
I II f ll
* J? a aj
i ii! 3
5k
*3 2 *a
:s
II
- 3 n*i
S S3
j3
W 21 | 9
3-- 8--
3
33
53
i4
~3:
I il s 5 if]
I Ii I i % s!
K 0.6 u
SID 1910.1016
Aa>
u
aan (d
o id
U w
p
e o
lr o
IX-15
OOOOQO^04
vvv
* a>
C.
C
000000705
Substance
Arsine
Asbestos Azlnphos-Methyl Skin Berlin, soluble compounds p-Benzoqulnone (see Qulnone) Benzene-Skin
Benzidine Benzoyl Peroxide
Benzo-a-pyrene Benzyl Oilorlde Beryllim end com pounds (as Be)
Biphenyl, (see Diphenyl)
Permissible Exposure
Unit (pel;
ppa,
g/n3
Collection Hethod
Maximus Voluse/ Maximum Flow Rate
0.05
0.2 Activated Otarcoal
30 litera/0.2 1pm
STD 1910.1001 0.2
0.5
HCEP 0.6 u (Open face)
HCEF O.Bu * HI 15 ml of Ethylene Glycol
HCEF O.fiu
ZU0 lltera/2.0 1pm 210 lltera/1.0 1pm
960 lilera/2.0 1pm
Analytical Method
Sampling and Analytical
Error (SAE)_1/
Rer.
AAS-GF or Arsine
PCH
CLC
0.09
0.25 0.15
1
1.2 1
AAS
0.09
1,2
Hethod Clsas
Notes
B A,8
B B.K B
B B,1
STD 1910.1026 STD 1910.1010
5
15 STD 1910.1000 Z-2
Actlveted Charcoal
tFF Silica Gel HI 10 ml of Dimethyl Fhthalate ASH Activated Qiarcoal HCEF 0.6 u
20 lltera/0.2 1pm TWA %
20 lltera/1.0 1pm
120 llters/1.0 Ipn
960 lllers/2.0 1pm
10 lltera/0.2 1pm
60 lltera/2.0 1pm (COP) 1/ 960 lltera/2.0 lpn (TWAJj/
CLC
inc
M>LC
me
CLC AAS^F
0.16
0.15 0.33 0.16 0.15
2 2
2 1 1,2
BA
C D
BA BB B 6,1
*
OCCUPATIONAL SAFETY AND HEALTH__________________________________________________ IX-Tchniquet Table INDUSTRIAL HYGIENE FOM
IX-17
o o o
o
o
N/ o Q-
MitavN
FmlMlbli Inoiin
LUlt (FGL) , me/H*
Collection Method
Boren Cklde
InalM
Dutadl mm (1, 3-Butadlane)
Butanethlol, (m Butyl Meroaptan) 2-Butanone (Id)
2>BuU*yethanol (Butyl Celloaolva) Skin
Butyl AoaUU mo-Butyl k*tt4
Urt-Butyl ImUU Butyl Aloahol-Skin
eeo-Butyl Aloohol
Urt-Butyl Alcohol n-Butyladrw Qycldyl Ether (BCE)
15 ftred PVC filter 5u
fondly completion of nau analytical aethod
0.5 5 Activated Charcoal
1000
2200
Activated Charcoal
200 590 lot Irated Qtirwtl 50 240 Activated Charooal
150 710 stinted Charooal 200 950 totlvated Charooal 200 950 Activated Charcoal 100 300 Activated Charcoal 150 450 Activated Charooal 100 300 Activated Charooal 50 270 Activated Charcoal
laxlau foluae/ fexlma flow Rate
960 lltera/2.0 lpa
Analytical Method
Siapllrg and Analytical Error (SAn/
Raf.
tt-avl.
0.15
Method Qua
Uotea
0 O.H.I
10 lltera/0.2 lpa 1 nUr/0.05 lpa
GLC 0LC
0.12 0.10
I 1
BA BA
10 lltera/0.2 lpa 10 lltera/0.2 lpa
0LC
OjC
10 lltera/0.2 lfM 10 lltara/0.2 lpa 10 lltera/0.2 lpa 10 lltara/0.2 lpa 10 lltara/0.2 1(m 10 litera/0.2 1|M 10 lltera/0.2 lpa
<mc etc etc etc GLC OjC GLC
0.31 0.15
0.12 0.08 0.08 0.11 0.11 0.12 0.12
1.2 1.2
1.2 1.2 1.2 1.2 1.2 1.2 1
BA BA
BA BA BA BA BA BA BA
W V 000000707
Subetanca
Butyl HerotpUn p-tert-Butyltcluene Ce&tlta dust (u Cd)
CwtaliA f\KB9 (u Cd)
Celsius Arsenate (is As) Celclus Oxide Cwphor Carbary1 (Saving Carbon Black Carbon DlsulfldeSdn
Carbon TetrachlorideSkin
Permissible Exposure
Unit (PEL)
ppa.
ng/H?
Collection Method
10 35 Ora. 1l)il 10 60 Activated Owrooal
STD 1910.1000 1-2
HCET O.fiu
STD 1910.1000 1-2
KEF O.fiu
1
5 2 5 3.5 STD 1910.1000 Z-2
HCEF O.fiu
(07 O.fiu Activated Charcoal Clue fiber Filter Tired LAPVC filter. Activated Charcoal (2 tubes in series)
SIP 1910.1000 2-2
Activated Charcoal (2 tubes In series)
Haxlaua VoIum/ Maxima flow Rata
Analytical tothod
Sampling and Analytical Error (SAE)U
fief.
1.5 Utere/0.025 lfa ox
10 llters/0.2 lpa
GLC
0.15 0.11
1
60 Uters/2.0 lpa (OOP)fi/ 960 lTters/2.0 lpa (IWA>1/
60 Uters/2.0 lpa (COP)4/ 960 lTtere/2.0 lpa
y(twa)
960 Uters/2.0 lpt
120 Uters/2.0 lpa
10 llters/0.2 lpa
960 lltsrs/2.0 lpa
960 Uters/2.0 lpa
3 Uter/0.1 lpa (COP) 4/ 6 llters/0.2 lpa
(TWA) y
1.0 Utsrs/0.1 lpa
(OOP) \!
15 llters/0.1 lpa
(TWA) y
AAS
aas
AAS
AAS-CT or Aralna AAS
ax
w>ic <kwl.
GLC
ac
0.12
1.2
0.12
>.2
0.21
0.11 0.12 0.15 0.15 0.15
1 2 1.2 1
1.2 1
0.15
1
Method Class
Notes
D 8,00 6A
B L,I
B L.l
H,I
8M
B H.I BA C A B.I.N B 1,B
DA
O
S
n n o S > d O t-
>
/ *V
OCCUPATIONAL SAFETY AND HEALTH___________________________________________________ IX-Tecfanique Table INDUSTRIAL HYGIENE FOM
Substance
Feralaalble Exposure
Limit (PEL)
ppn-
i/h3
Collection Method
fexlaia Voltaae/ Haxlaua flow Rata
Analytical Method
Sampling and Analytical Error (SA)J/
Ref.
Method Class
Notea
Chlordane-Skin
Chlorinated Caaphene-Sdn (Toxsphere)
0.5 Glass fiber filter 0.5 MCEF 0.6 u
960 lltera/2.0 lpa 960 llters/2.0 lpa
GLC GLC
0-15 0.12
1
C
fi 0
Chlorinated Plphanyloxlde
0.5 HCZF 0.6u
960 llters/2.0 lpa
GLC
0.12
1
B
C Chlorine
Pending completion of new analytical aethod.
Qilorobwuene
75
(aonochlorobenzene)
350 Activated Charcoal
10 Utars/0.2 lpa
GLC
0.09
1
BA
X
Chlorobrcao-
200
1050
Activated Charcoal
5 llters/0.2 lpa
GLC
0.10
1
BA
ae thane
CO
2-Chloro-1,3"
butadiene, (see
Chloropt-erte)
(hlorodlphenyl (b2 percent
Chlorine).Skin
1 Plorisil
120 llters/1.0 lpa
GLC
0.15
C 0.JJ
Chlorodlphenyl (5*1 percent hlorlne)-Skin
0.5 florlsll
120 lltere/1.0 l|a
GLC
0.11
C 0,JJ
1-thlorg, 2,3-
epoxypropane, (eee Eplohlorhydrln)
SO IQ O Q O Q Q AA*
tX-Tchnique TabU__________ INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
IX-20
VVV 000000709
OCCUPATIONAL SAFETY AND HEALTH
111
20 !
IX-Tochwiguw Tbl< INDUSTRIAL HYGIENE FOM
a
iiJssi
is
!!
ll
i
l
i
i
U
\h
3a333
53.11 15
CM OJ OJ
I siI I
4 3 2
f S}|
Isi, f
82
2 %
<2 <2 l!
5 SI|
5j o
is *5 f3*11
iifl.l
1331
iMniil,l
SI
CS3il8 l illiil3
li
i.
11
01
IX-21
Ooooo 7io
N) K)
c < <
000000711
Substance
Crlatobalite
Cmene-Skln Cyanide-Skin (as CD) Cyclohexane Cyalohexanol Cyclohenene Cyclopentediene
2,4-D (2,4 Diehlorophenoxyeoetio Bald) DOT-SJdn DDYP-Sdn OenetonR (Syatox) Skin
Permissible Exposure
Uait (PEL)
ppa.
Bg/H3
Collection Hathod
STD 1910. 1000 2-3
50 245 5
300 1050 50 200 300 1015 75 200
to
1 1
0.1
Tared UPVC, $u preceded by 10 m cyclone
Activated Charcoal
M27 0.6u e HI 10 hi 0.1 N NaOH
Jtatlvatad Charcoal
Aatlvated Charcoal
Activated Charcoal
HI 15 al Halelo An hydride In Ethyl AoetaU
ra
Olaaa Fiber Filter
JUD
ffF HI 15 Ml Ethylene glycol
Italia YoliM/ Italia Flow Rate
Analytical Method
Sampling and Analytical Error (SAE)_1/
Aar.
BOO lltere/1.7 If* V
xn>
0.24
*.2
10 liters/0.2 lpa 120 litrs/0.2 lpa
OX lit
0.10 0.17
1 1
5 liters/0.2 lpa 10 lltera/0.2 lpa 5 lltera/0.2 1pm 50 lltera/t.O lpa
OX (LC GLC OX
0.11 0.13 0.10 0.09
1 1 1 1
Hathod rt..
Rites
B B,0,Q
BA BA
BA BA BA B
960 llters/2.0 lpa
OX
960 llters/2.0 lpa 240 lltera/1.0 lpn 240 lltera/1.0 lpa
GLC OX GLC
0.15
0.10 0.15 0.15
1
1 1
C
BC C KX c
O
SC
3
OCCUPATIONAL SAFETY AND HEALTH
__________ IX-Techniquea Table INDUSTRIAL HYGIENE FOM
ill!
31 -
1inx>
saom
8 2= 8 09 0 O
S2
oo
1
ll
33
333
33
3
5$ &
i
*5
II
N pO
8~
SC HJz'liI ill!
B 8 3 o 3 3 8
o
* * -- n- os M <n m ffl r* --
5* a8 Sw*
11
J3
ii
gI
in 1
5a 6
3| * ?3 5
3** 3 32 3
I
?3I
9+
1? L
3l! 5i 5
ill pi I
as i*i I
> >
2a a2
3
I.
6 9 <M A
fh
h
ga
1s3i I1?1 a * - 54 31
IX-23
VVV 000000712
...
IX -T e cfa n iq u e t T a b le ___________________________________ ___________________________ O C C U P A T IO N A L S A F E T Y A N D H E A L T H
W V 000000713
Substance
Permissible Exposure
Limit (PEL)
Pf".
ag/M*
Collection Method
Maximus Voluse/ texlmui Flow Rate
Analytical Method
Sampling and Analytical Error {SA)J/
Ref.
Method Class
Notes
1,2-Dichloroethylene
200
790 Activated Charcoal
3 llters/0.2 1pm
GLC
0.09
1
BA
C Diehloroethy1
15
90 Activated Charcoal
15 lltera/1.0 1pm
GLC
Ether-Skin
0.10
1
BA
DlchloraaoooflimntDethane (F-2t)
1000
4200
Activated Charcoal (2 tiAea In aeries)
2.0 litera/0.05 1pm or
0.15
B.C
C 1,1-Dlchloro-lnit,roe thane
10
60 Activated Charcoal
15 llters/1.0 1pm
GLC
0.09
1
BA
>< 1,2-Dlchloropropane PO (see Propylene
bichloride)
Wchlorone thane (see Methylene Chloride)
DiehlorotetranuoroeUiane
Dleldrln - Stin
MeUiylsalne
Dlethylether (see Ethyl Ether)
Methylstlbestrol
1000 25
7000
0.25 75
Activated Charcoal (2 tubes in serlea)
Glass Fiber Filter
MI * 10 ml 0. IN HjSOig
2.0 lltera/0.05 1pm CLC
240 llters/2.0 1pm 120 llters/1.0 Ipm
GLC ac
FH
960 llters/2.0 1pm
me
0.16
0.15 0.15
1 1
0.15
10
B B.C CS D
B
/ s\
OCCUPATIONAL SAFETY AND HEALTH___________________________________________________IX-Tochniqu-- T -m*
INDUSTRIAL HYGIENE FOM
VVV 0 0 0 0 0 0 7 1 4
XI N> cn 1
&bs(WM
Permissible Expoaire
limit (PEL) ,
pcm.
sg/M3
Collection Method
WfluorcdlbroBOmethane (P-12-B2)
Whydroxyberuene, (M Hydroquinerve)
Ol toobutyl Eatone
Qlisopropylamine Skin
Dimethoxjmethane, (see HsUiylal)
Olawthyl Acetamide 3dn
DimeUqrlamina
DimathyUmlnoaxobansane
Dimethylamlnobansana, (see Iylldlne)
DlsethyIsnl1ine (M^lmethylSAlllne) Ski a
Dlmethylbenzane, (m Zylm)
100 660
SO 290 5 20
10 35 to 16 STD 1910.1015
5 25
Activated Charcoal (2 tubes In aeries)
Activated Qtarooal MX * 10 ml 0.IN tfeSOm
MI 10 ml 0. IN HaSCUi HI e 10 ml 0.IN HeSQ* Glass Fiber niter
Activated Charooal
Maxima VoltM Hu. Plow Kate 10 llters/0.2 l(m
10 11term/0.2 1pm 120 llters/1.0 1pm
120 liters.1.0 1pm 120 llters/1.0 1pm SO liters/0.2 1pm
10 liters/0.2 1pm
Analytical Method
Sampling and Analytical Error (SAEH/
fief.
GLC
0.15
1
ax
0.12
1
ax 0.15
ax re r IflC
ax
0.15 0.15
0.08
1
Method
Notes
BA
BA D
D D c
BA
IX-Teduuqoet Table___________________________________________ __________ OCCUPATIONAL SAFETY AND HEALTH INDUSTRIAL HYGIENE FOM
00000715
Substance
hrelaelbli town
Lialt (PEL)
Pt*.
w*/h3
Collection Method
Mae thy1 1,2-dlbrao-
2,2-dlchloroethyl phosphate, (Mbrae)
3
DLeethyLToreenlde adn
10
2-4-01aethylheptancna, (in Dilaobutyl Eetone)
Dtaethylphthalate
Maethyl Sulfate-Sdn i
Mnltrobenzeoe (all) 1acnere) - Skin
Dlnltrotoluene - Skin
Dionne (Methylene Dloildi) - Skin
Diphenylnethane dileeocyanate, (eee Methylene Blephenyl Isocyanate (Mil))
Diphenyl
Mpropylene Glyool Methyl Ether - Skirt
100
0.2
too
MI 15 *1 Ethylene Glyool
30 SUloa Gel
5 MI 15 al laopropenol 5 SUloa Del 1 K3T 0.8u e HI 10 al
Ethylene Glyool 1.5 HOT O.du e KI 10 al
Ethylene Gylool 360 Activated Qunxel
1 Tana* 0C
600 Activated Qtarooel
IkjOea VoltM Hex. Flow Rate
Analytical Method
Sailing end Analytical
Error (SAE)V
Her.
2*0 litere/1.0 lfsi
OLC
0.15
1
60 lllera/1.0 lpa
OC
0.09
1
90 lltere/1.0 lpe 60 lltere/1.0 lpe 2M0 lltera/1.0 lpe
240 lltere/1.0 lpe
10 lltere/0.2 lpe
CLC CLC ITLC
HFIC
CLC
0.15 0.15 0.15
0.15
0.10
1
30 lltere/0.2 lpe 10 lltere/0.2 lpa
CLC CLC
0.12 0.11
1 1
Method Oaaa
Note*
B
B 0,1
C 00
c
c
BA
B (M BA
OCCUPATIONAL SAFETY AND HEALTH
tXTechaiqu-- Tabto INDUSTRIAL HYGIENE FOM
IX-27
000000716
IXTtrhnhi"* Tabic INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
12 d
l\ -
1hi as*.
111
1
11
is
2g od
s^
dd
&ss 900
sn n
&a
5 8.
S^
i L
s
8l
S5 33
333 = 8, 5-
-- m
3
22 44
!3&
8-
W
1s
222
Z2 222
23 333
2 & SIS
2 JQ
| 1 L i !!l i
111 I s3 3 a
ls 3 *
x c 5j& x x x?3 x
liMY 8a --3 s 2S
5 SSf 5 5 SXA 5
tt UMI*t W Id UlSw id
VVV> 000000717
IX-28
1
Sufeatanoa
Permissible Enoaura
Limit (PEL)
Pf-
"g/H3
Collection Hatted
Hulaa Voliat/ Hutan Flow Rata
Analytical Hatted
SHpllm and Inalyt leal
Error (SAE)V
Her.
Helhod Claaa
Hotea
Ethyl Ctbar
too
1200
Activated Qarooal
3 lltara/0.2 1pm
CLC
0.08
1
BA
Ethyl Format*
too
300 Activated Charooal
10 Utera/0.2 lpa
GLC
0.13
1
BA
Ethyl Silicate
lUijrlm Chloroh/drln-Skln
100 5
o IiD-2
It Aotlvatod Otarooal
9 lltara/0.05 lpa 20 lit*re/0.2 lpa
CLC tax
0.09 0.12
1
Ca B B,LL
Ithylanadlmlna
10
25
HI * 10 ml 0. IN tfe30l<
120 Utera/1.0 lpa
CLC
0.15
0
Ethylana Dlbrcalii*
SID 1910.1000 1-2
Activated Qtarooel
1.0 lltara/0.2 1pm
CLC
0.12
1
BA
(1,2-Dibromo-
(C0F)t/
K) MlthMi) (O
10 lTtar*/0.2 1pm <iua>3/
Ethylana dlchlorlde (1,2-Dlohloroathana)
SID 1910.1000 2-2
lotlviM Otarooal
1.0 lltre/0.2 lpa (aop)t/ 10 lltrs/0.2 lpa
(M)J/
CLC
0.13
1
BA
C Ethylana, ilywl dlnitrat* and/or
Nltroglycarln - Sda
0.2
1 Tana* CC
480 lltara/1.0 lpa
WtC or OC
0.15
C Ml
Ethylana flyool Mono na thy1 ether aeataU, (aaa, Hathyl celloaolra aoatata)
VVV 0 0 0 0 0 0 7 1 8
YVV 00000071
Substance
Ethylene oxide
Ethylldlne Chloride (see 1,1M chloroe thane ) H-Ethylnorpholine Skin Ferbon Fsrrmanadlia dust Fluoride (as F) FIlidrotrlchioronethane (F-11) Formaldehyde
Fonala acid hrAral-Skin FurAryl Alcchol-Stln
Faraiaaiblc Expostre
Unit (PEL)
Fin.
ag/M^
Oolleetlcn HbUxmI
50 90 lotlnUd OitTMtl
12 ti>es in series)
20 9
1000
15 1 2.5 5600
STD 1910. 1000 Z-2
Silica Gel
GlMi Fiber Filter
H2F 0.8 u tor o.flu
ictlTBted Charcoal (2 tubes in series)
WG8 15 ml IOJ Methanol
5 9 tH TO ft. 0. II Nff 5 20 stinted Charcoal
50 200 ttD-2
Maxim* Voliae/ Mulan Flow Rate
3 lltera/0.05 lpa
Analytical Hathod
Sapllrd and Analytical Error (SkE)]/
Her.
QLC 0.15
Method Claaa
lotes
C A,8
10 lltera/0.2 Ijb
GLC
960 ilters/2.0 lpa 960 liters/2.0 lp* 960 ilters/2.0 lpa 1 liter/0.05 lpa
IfLC IAS ISA OjC
30 lltere/1.0 lpa (CDF) 1/ 120 lilera/1.0 lpa (TWA) &
120 llters/1.0 lpa
10 llters/0.2 lpa
5 llters/0,05 lpa
Fclaro.
1C GLC OjC
0.12
0.15 0.15 0.15 0.13
1
2 2 1 11
0.15 0.15 0.12
B D,T
CI C M,I Bt BC
0M
C
c A,B
B KX
O
S
X
Ci
c < <
?ioooooo
dubatanca
GiyaIdol <2,3Epoxyl-1 -fhrqwwl)
Glyool sonoathyl etter, (M 2Bttexyethanol)
Grsphlta (aynUwto)
Quthlon (saa Aalnphotmthyl) Heptnohlor - akin
Heptana (n-Haptana)
Haxactilaroathane skin
Hexaahoronapfrthsl anaakin
Henna (n-Hexane)
2-Haxsnana (KBK) akin
Permiaslbla Expoaure
Unit (pa)
Pf*.
Sg/H3
Cblleotlon Method
50 150 Activated (WomI
15 sppaf
HI 15 si 951 CUiyl
Aloctol
0.5 or * hi io si
Ethylene Olyool
500
2000
Activated Charcoal
l 10 Activated Qtarooal
0.2 HCEP 0.8 u
500
idoo
Aotlvatad Qtarsoal
>00 110 Aotlvatad Charcoal
Mxins Volina/ Huins flow Beta
50 lltera/1.0 lpa
Analytical Matted
SMpllnt and Analytical Error (EAE)J/
Baf.
CLC
0.13
1
Method Qua
Notes
B A.B PP
84 11tars/28 lpa
PC
240 liters/1.0 lpa
0
5 lltere/0.2 lt
GLC
30 Utars/0.2 lpa
GLC
960 11tars/2.0 lpa
cu:
5 Utars/0.2 lpa 10 Utars/0.2 lpa
ax
(Z
BX
0.15 0.09 0.20 0.11
0.10
0.07
1.2 1 1
1.2 1.2
c
BA B A,B BB
B4 BA
R
I
m
f
\
&atnoe
Permleelble Exposie
Unit (m.) ,
PP.
^/k3
Collection Method
Hudaa IoIim/ MkxhMi now Beta
toalytloal Method
Seepllng end Analytical bvor ISUiU
Her.
Method an
dote
Hexane (Methyl leobutyl kaUm)
fkln
100
mo Activated Qiarooal
10 lltera/0.2 lpn
OJC
0.16
1,2
8A
aec-Hexyl doeteU
50
300 Activated Cherooal
10 Utere/0.2 lpn
(LC
0.10
I
aA
Hydrogen Braalde
3
to
MI 15 nl 0.01H JMH
120 Utern/1.0 lpn
131 or 1C
0.12
1
B,C
C Hydrogen Chloride
5
7
MI 10 0.0 IN maa
IS lltera/1.0 lpn
ISC. or 1C
(OOP)
0.39
2
cm
^
Hydrogen Cyanide
10
11
tar O.Ou e Ml 10 nl
120 Utera/1.0 lpn
xst
0.17
2
BR
to o.ia ihca
|g
Hydrogen fluoride 3-10
NEST O.Ou MI 10 ai
30 llters/1.0 lpa
ISC
0.15
B
0.0 In K
(OOP)
120 liter*/1.0 lfn
(TV*)
Hydrogen Peroxide
(901)
1
1.* WQB Ital II (S0 ShgO
120 llters/1.0 lpn
Colorl.
0.15
B
Hydrogen Sulfide
sn> 1910. 1000, 1-2
MI 10 Ml alkali CD
2 Utere/0.2 lpn
Ctolorl.
0.20
1,2
BI
Hydroqulnone C Iodine
Iron Oxide (flan) Iaoanyl Acetate
MEET O.Ou
Pending ocnpletion of new analytical Method
10 tCST O.Ou 100 525 Activated Otarooal
960 Utere/2.0 lpn
me
960 Utere/2.0 lpn 10 llters/0.2 lpn
us GLC
0.10
0.12 0.09
1
1.2 1
a I.*
B I,L BA
Vvv 000000721
a
r1
Si^atanw
Permissible Exposure
Limit (PEL)
ppa.
ag/M^
Collection Method
Xecbutyl Acetate Isotutyl Alochol laophorooe Isopropyl Acetate Isopropyl AlcholSklA laopropylamlne Isopropy Ether Isopropyl Clyoldyl Ether (ICE) Ketene
Lead Arsenate
ISO 100 26 250 400
5 500 50
05
700 300 140 950 960
12 2100 2N0
0.9
0.15
Activated Charcoal Activated Qutrooal Activated Charcoal Activated Otarooal Activated Charcoal
WG8 10 ml 0. IN tfeSOq Activated Charcoal
Activated (harooal
ttOB 10 ml alkaline hydroxylanonlua chloride
nay o.8u
Lead and its inorganic ocapounds
Lindane
SID 1910. 1025 0.5
HCF 0.6u
OT * MI 15 ml Ethylene glycol
Muclma Volise/ Maxima now Rata
Analytical Method
Smapllng and
Analytical Error (SAE)J/
Ref.
10 litars/0.2 1pm 10 11tara/0.2 1pm 10 llters/0.2 1pm 10 litara/0.2 lpm 3 lltere/0.1 1pm
GLC GLC GLC d GLC
0.12 0.12 0.10 0.11 0.14
1 1,2
1 1
120 lltars/1.0 1pm 3 lltara/0.05 1pm 10 litars/0.2 1pm
GLC OX ra r.
0.11 0.09 0.11
1 1 1
60 liters/1.0 1pm
Colorl.
0.11
1
960 liters/2.0 1pm 960 Uters/2.0 lpm
AAS-GF or Arsine
AJlS
90 Uters/2.0 lpm
GLC
0.21 0.12 0.14
1 2 1.2
1
Method Class
Notes
BA BA C LL BA BA
BA BA BA
B1
B H.X BM BI
BP
a
VVV 0 0 0 0 0 0 7 2 2
Siet*noe
Permissible exposure
Limit (PEL)
ptm.
i*/M3
CoUeotlon Method
Mulmim Voltne/ Maxima Plow Rite
Inalytloel Method
Sampling end Analytical
Error (SAE)/
Her.
Method Cleee
Notee
MgnHiia OKlde (fun)
15 KSP O.flu
960 llters/2.0 1pm
AAS
0.10
1,2
B I.L.H
tfclthlon kin
t5
CTT 10 ml Ethylene
240 litere/1.0 ipa
<LC
GLyool
0.15
1
B
Halelo Anhydride
0.25
1 PH MI 15 ml Isopropenol
60 iltere/1.0 Ifn
m
0.15
D PP
C Itanganese end ocapoutds (u tti)
5 Mccr o.6u
30 litere/2.0 Ipa
iAS
0.10
1.2
B
><
Hercury-
ij akln
0.1 Heronry Vepor Monitor
Healtyl oxide Hethoxyohlor
25 15
too lotlnted Oierooel
10 llters/0.2 l|a
CLC
10
OFF MX ml Ethylene
240 Utere/1.0 Ipe
GLC
(Spool
0.12 0.15
1
BA B
r-MthoiyaUiiml, (eee Methyl oiUo> solve)
Methyl Acetate
Methyl Acetylene (propyne)
200 1000
610 1650
Activated Oierooel
Aotlveted Oierooel (2 tubee in seriee)
5 lltere/0.2 ipa 2 lltere/O.OS 1pm
d OjC
0.09 0.15
1
BA CA
Methyl Acetylene. Propediane
alxtire (MAP?)
1000
1600
Aotlveted Oierooel
2 lltere/0.05 lja
QLO
0.10
1
BA
VVV 0 0 0 0 0 0 7 2 3
/
OCCUPATIONAL SAFETY AND HEALTH___________________________________________________ EX-Taduuqoaa T tb h
INDUSTRIAL HYGIENE FOM
w v 000000724
&atanoa
AorjUt* ridn
natiqrlal
Hatlqrl Alootol Otethanol) aids
IhUqrlaim
MaUori hyi iiootui (m* Natlqrl laofcutyl oartiaol)
C HtUtjrl fexdM akin
Mrtiqrl Bjtjrl KataiM (im 2Bmum)
Nattqrl oall*aolv* (2-aatimy
aUA
hralaalbla bmwra
Lfelt (PEL)
ppa.
'H*
Cbllaotlao tfcUnd
to 35 letlvmtad Quraotl
tooo
200
3100 260
IttlnUd Ouraoai
-SLUM Oal or DLatUlad uUr
to 12 HI 10 ml 0.1M lfe3C*
20 20 Act Liratad auroral
25 ao Aotlvatad auroral
Boliaa/ Hudma flow hu
5 Utara/0.2 lju
2 lltara/0.05 Ip 5 lltar*/0.2 Igm 120 Ut*ra/1.0 1|
120 Utara/1.0 lpa
Analytical Matted
Hpliiy and Jbulytieal irror (SAEU/
hr.
OX 0.11 t
0LC 0.10 t ax 0.12 i
ax 0.15
Hatted Qaaa
Bata*
BA
B *
B0
00
3 litara/0.2 If*
ax
0.16 i
B C.LL.
JO Uto/0.2 lpi
ax
0.11 i
B A,B
IX-Teehnlquac Table_____________________________ ____________________ OCCUPATIONAL SAFETY AND HEALTH INDUSTRIAL HYGIENE FOM
VVV 000000725
Substance
Permissible Exposure
Halt (PEL)
ppn.
Bg/Hs
Collection Method
fox Lima foline/ Maxima Elm Rata
Analytical Method
Sampling end Analytical Error (SAE)V
Ref.
Method Claas
Notes
Methyl Celloaolve Acetate (Ethylene Glycol Honcaethyl Ether Acetate) akin
Methyl Chloroform
25 350
120 Activated Oiarooal
20 Uters/0.2 l(a
OLC
1900
Activated Oiarooal
5 Uters/0.2 lpa
OX
0.11
1
B A,B
0.11
1.2
BA
Methyl Chlormethyl
Ether
X
co
Methyloyclctiexane
500
3000
Activated Charcoal
5 Lltera/0.2 lpa
CLC
0.0$
1
BA
O)
Hethycyclohexanol
100
470 Activated Oiarooal
10 lltera/0.2 l(a
OLC
0.15
CA
O-Methyloycol hexanorw akin
100
460 XAD-2
3 litera/0.05 lpi
GLC
0.10
C PCX
*1, <1 Methylene bla (2 Oiloroanlllne)
STD 1910.1005
glass fiber filter
300 lltera/1.5 lpa
trtc
2c
C Methylene Blaphenyl Isocyanate (PI)
0.02
0.2
HI 10 al Ultra regeant
15 lltera/1.0 lpa
*LC
c
Methylene Chloride (Dlchlorcoethane)
STD 1910.1000, 2-2
Activated Oiarooal (2 tubes In series)
I 11 ter/0.2 lpa
(C0P)l|/
2.0 litera/0.05 lfo
(WA)j/
GLC
0.15
t
B A,B
Si
ts Oi
SubiUnc*
Femiaalbl* Exposure
Unit (PEL)
ppa.
ng/M^
Collection Method
Methyl Ethyl Ketone (KM), (eee 2Butenone)
Methyl Poraata
Methyl Iodide akin
Methyl Isobutyl Carbinol skin
Methyl (r><-asyl)
Methyl Isobutyl Ketcne (see Hexene)
Methyl Methacrylate
Methyl Propyl Ketone (see 2-Pentanone)
alpha Methyl Styrene
Holybdeixn (Insoluble caspowtds)
HolybdemM (soluble ccnpourte)
10a 5 25 100
UK
100
250 Activated Charcoal 28 Activated Charcoal 100 Activated (harooal
<165 Activated Charcoal
MO Activated (harooal
480 Activated (harooal 15 KXP 0.8u 5 HC7 0.8u
MaxlaLB Valias/ tkdaa Plow Rate
Analytical Method
Snpllng and
Analytical Error (SAE)V
Ref.
Method Class
Notes
10 llters/0.2 lps 50 liters/1.0 lpi
10 llters/0.2 lps
0 CLC
d
10 llters/O.2 lps
CLC
10 llters/0.2 lps
CLC
3 llters/0.2 lps 960 liters/2.0 lps
960 llters/2.0 lp
GLC AA3
GLC
0.15 0.12 0.13
0.11
1 1 1
0.21
1
CA & A.B &A
BA
BA
0.09
1
BA
0.09
1,2
BI
0.15
1
B
VVV 000000726
IX-38
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V
Substance
Fenaisaible Exposure Limit (PO.)
PP-
ng/n3
Collection Method
Honcmethyl Aniline akin
C ttoncnethyl Hydrazine
Morpholine ' akin
Naphtha (coal Ter)
Naphthalene
Nickel Carbonyl
Nickel, netal and soluble oaspounda (ea Nl)
alpha naphthylmln*
2 0.2 20 10 10 0.001
9 0.35 TO 50 50 O.OOT
1
STD 1910.1004
beta naphthylealne
Nicotine akin
Nitric Acid
Nitrobenzene akin
STD 1910.1009 0.5
25
15
ni io ii o.in H2SO4
KI 10 al 0.1N H^SOt)
ffl 10 al 0. IN ifeSO*
Activated Charcoal
Activated Charcoal
veer o.eu * mi 10 ai 3 HCl ncet o.6u
15 ai Isopropyl alcohol 15 al laopropyl XAD-2
MI 15 al H29O4 Silica Gel
tfexlwa Volme/ Itaxina Plow Nate
Analytical Method
Saopllng and Analytical
Error (SA)_1/
Hef.
120 lltera/1.0 lpa
OJC
0.15
1
120 lltera/1.0 1(9
GLC
0.15
120 lltera/1.0 lpa
OLC
0.15
10 Uters/0.2 lpa
OC
20 lltera/0.2 1(9 240 lltera/1.0 lpa
GLC aa&-<r
0.06
0.09 0.15
1 1
960 liters/2.0 1(9
AAS
0.11
1.2
Method Class
Notes
B C
D
B A.O BA CM
BI
20 Utara/0.2 lpa
LC
20 llters/0.2 1(9 120 lltera/1.0 lpa
&l cu
120 litera/t.O lpa 60 lltera/1.0 1(9
IC HPLC
0.11
0.19 0.10
2
2 1
C
c
B B,KX
C D
O
X
a
' ***'
O C C U P A T IO N A L S A F E T Y A N D H E A L T H ______________________________________________________________DC-Techniqo-- T a b le
IX-39
MltHIM
p-MitroehloroBmmiw Skin
HI troethane
C Nitrogen Blonde
C Nitroglycerin Skin
Nitraethane
l-llltraprc^ine
MltrafropeM Nitretoluene Sdn
MltrotrlchloraneLhane, (aee Qiloroplcrln)
Mulsanoe Duet
Ootachloronapftthalane-Skln
Pwrwlaelble Exposure
Lialt (PEL)
Pf"-
ag/M?
Collection Method
1 Silioa Gel
100 310 110-2 (2 eerlea) t**ee In
5 9 TKA-Molecular Sieve
0.2 2 Tanai GC
100 25 25 5
250 Motivated Charcoal 90 Aotlvatad Qiarooal 90 Qircaoeorb 106 30 Sllloa Gel
IS PVC 5.0u 0.1 HCEP 0.8u
ItalMa Voluee/ fexlaue now Rate
Analytical Method
Sapling and inalytlcal Bw (SAE)_1/
Her.
60 lttere/t.O l(a
GLC
0.17
1
1.5 llters/0.05 Ifm CLC
0. IS
1.0 liUr/0.05 lpe
Colon.
0.15
1
IS lltera/1.0 lpe
JFLC or GC
0.17
1
10 llters/0.2 Ifm
10 lltere/0.2 lpe 3 lltere/0.05 lpe 20 lltere/0.2 lpe
GLC
GLC GLC OLC
0.15
0.15 0.15 0.10
1
Method Class
Notes
B0
C DC
D
B
CA
cA c HN
B0
960 llters/2.0 lpe 960 Utera/2.0 lpa
frtyl. GLC
0.10 0.11
1 1
A H.I.D.D BB
VVV 000000728
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Substeno*
Permissible Exposure
Limit (PEL)
Pfm.
S-'M3
Collection Method
Rienol-Sdn
Phenyl Ether (vspor)
Wiyl Ethel-- Biphenyl mixtire (vapor)
Phanylethylene, (see Styrene)
Phenylslycldyl Ether (PCS)
Rjoadrln (Mevlnphoa*) Skin
Phoafhoric Acid
fhoaphonis (Tellow)
fhthslio Anhydride
5 1 1
10
2
Plstliui (soluble salts) as Pt
n-Propyl Acetate
200
19 W 15 ml 0. IN NaOH 7 Activated Charcoal 7 Silica Cel
60 0.1 1 0.1 12 0.002 040
Activated Charcoal
OT HI 10 ml Ethylene Glycol
tea o.6u
Terex GCu m * MI is ml Isopropanol HBP 0.00
Activated Charooal
Maxima Volimw HajOmia Plow Rate
120 llters/1.0 1pm 10 liters/o.2 lpa 10 lltera/0.2 lpa
Analytical Method
Sapling and Analytical Error (SAE)_1/
her.
etc
0.12
1
rar
0.12
1
OC 0.15
Method Class
fi
e B
Notes
A D
50 llters/1.0 lpa
CLC
240 llters/1.0 1|
CLC
960 lltera/2.0 lpa 10 lltars/0.2 l|m 60 lltars/1.0 1pm
1C CLC twic
960 liters/*.0 lpi 2/
10 lltera/0.2 l(a
AAS-GP CLC
0.09 0.15 0.14 0.15 0.15 0.11
0.09
1 1 1
1
B A,B
B
C1
fi
D IT
B B,I
B
2
a
VVV 000000730
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SutatiDM
Pandaalbla Enoeuri Limit (PE.)
m-
QollMtlOA Hathod
Frcpyl Uoohsi
K-Propyl Mtrata Fropjflm Diohlorlda
Fropylan# Cttlda
Propyna, (flM H(U1iMtjrlM)
Fyrldlna
Quarts (raaplrabla)
200 500 25 110 75 350 100 240
5 15 STD 1910.1000, 1-3
Qulnon* (r^BamoquLnon*)
MtX - akin
flhodlim, (matal fuM and duata) w Ah
Wedlum, (aolubla aalta) aa ftt
Aotarxna (ocaaaroial)
0.1
0.4 1.5 0.1 0.00) 5
Aotlvatad Qtarooal tetlnUd Carooal ktlnUd Oaraml MUnM Qtarooal
Aotjvatad Qiarooml Tar*d LAPYC 5u praoadad by ite oyoiona HIM
fllaaa Plbar Piltar trap o.Su
hot O.fci
HI 10 ml Kttyl* Q1pool
Wulaa Mum Maxima Plow Rata
10 iitara/0.2 l|a 50 litara/t.O lpa 10 lltara/0,2 1|H 5 Utara/0.2 lpa
Analytical Hathod
Sapling and Analytical &Tr (SAE)V
Oaf.
0LC
0.12
1,2
OC 0.15
CLC
0.07
1
OJC
0.14
1
Hitied Claaa
lk>taa
aA
c B,LL
aA aA
50 Utara/1.0 lpa
600 11tars/I.7 If* y
20 lltra/0.2 lpa
QLC XRD
VLC
960 11tara/2.0 lpa 960 11tara/2.0 1pm
WLC AAS
960 11tara/2.0 l|fe V
240 11tar*/1.0 1pm
AAS-4V HPLC
0.10 0.24
0.16 0.15 0.13 0.12 0.15
1 1.2
1 1
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cn
c
a2 aa
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OCCUPATIONAL SAFETY AND HEALTH
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EX-Technlques T a b le _________________________________________________ O C C U P A T IO N A L S A F E T Y A N D H E A L T H INDUSTRIAL HYGIENE FOM
000000733
Substance
Talc (fibrous TTcBollte)
Talc (fibrous noo-Treaollte)
Tantalus
Tellirlisi
Telurlia Hexafluoride (as Ta)
C Terphenyl*
1,1,1,2-Tetrachloro-2,2Dlfluoroethane
1,1,2,2-Tetrachloro-1,2Dlfluoroethane
1,1,2,2-Tetrachloroethane
Skin
Permissible Exposure
LUall (PEL) _
Pf*-
/h3
Collection Method
STD 1910. 1001
MCEF O.flu (open face)
20 q>pef
KZ 10 al Isoprcpanol
0.02
5 MCEF 0.6u
0.1 tar o.0u
0.2 Activated Charcoal
fexlam Volme Haxlau* Plow Rate
70 HUrs/2.0 ip
30 lltera/2.6 ipi
960 lltera/2.0 lj 960 lltera/2.0 If* 400 lltera/1.0 lpa
Analytical Method
Sapling and Analytical Error (SAE)_1/
Ref.
fOt
0.25
1,2
PC 0.25
AAS-QF AAS JUS
0.15 0.09 0.09
* 1
Method Class
Motes
B B.K
B0
C
B
C A,H
J 9 MCEF 0.6u
30 lltara/2.0 lpa
oc
500
4170
Activated Qitrocal
2 lltere/0.05 lpa
OLC
0.16 0.12
1
1
8 BA
500
4170
Activated Charcoal
2 lltere/0.05 lpa
CLC
0.09
1
BA
5
35
Activated Charcoal
10 lltere/0.2 lpa
QUS
0.09
1
B A.U.
v <
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OCCUPATIONAL SAFETY AND
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Tetrachloroathylan* (hnUcrntii/im) Mrfn
Tetracfaloranafftthalana - Sdn
Titnitliyl-Uaj
(u Rii*adii
TetrahydreAran
TibMiUvl lead (u lb) Sdn
TatraMthyl Amlnaltrilt Sda
Tetryl (2,4,6-frlnltrophmylaattiynltradm) - Sdn
ThalLlia (aoli*la rofrurU) u T1 Sda
Thlraa*
Tin (lnonanlo ooapouida aaoapt
ckMm) u &i
fualsalUi Expoaur* Lialt (PEL)
Collection HaLhod
Sit) 1910.1000, 1-2
Activated Oiiraotl
2 0.075
cn m <5 i
Ieopropanol
Activated
200 590 activated
0.075
Activated
0.5 3 Activated
1.5 tar o.flu
0.1 tar o.Su
5 OUaa fiber filter
2 tar o.8u
tfexlma folia* Itadaa flaw Kata
Analytical Method
Sealing and Analytical Error (SAE)_I/
Ref.
1 liter/0.2 li* (C0P)4/ 10 llT/0.2 1b <WA)y
90 11tara/1.5 lpa
OX OLC
0.12
1.2
0.16
1
240 Utara/1.0 1[b
IAS
0.15
10 11tara/0.2 lpa 240 lltara/1.0 If*
tLC AAS
0.09 0.15
1.2
50 lltara/1.0 If*
ax
0.12
1
Method Claaa
Notea
BA
B C,f CA BA CA B A,B
960 lltara/2.0 )|a
Cblorl.
0.11
1
B
960 litara/2.0 If*
AAS
0.10
1,2
BB
960 lltara/2.0 If* 960 litara/2.0 If*
W1X AAS
0.15 0.15
1.2
C B B,I
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O C C U P A T IO N A L S A F E T Y A N D H E A L T H ______________________________________________________________ IX -T e ch n iq u e e T a b le INDUSTRIAL HYGIENE FOM
VVV 0 0 0 0 0 0 7 3 6
Substance Trichloroethylene
Permissible Exposure
Limit (PEL)
ppm.
Bg/HJ
Collection Method
STD 1910. 1000, 2-2
Activated Charcoal
trlohlorcMthin*, (eee Chloroform)
Trlchlorcnaphthalene Skin
1,2,3-Trlchloropropane
1,1,2-Trichloro t ,2,2-trlfluoroethane
50 1000
TrUthylamlne
TrlfluoraDonobrcaomethane
2,6-Trlnitrophenol, (eee Picric acid)
2,4,6-Trlnltrophenylmethylnitramine (eee Tetryl)
25 1000
Trinitrotoluene { TNT)-Skin
5
300 7600
100 6100
<7? Hi 15 ml Iaopropanol Activated Charcoal Activated Charcoal
17GB 10 ml 0. IN HjSOn Activated Qiarooal
1.5 PH Tenax OC
Itaiaui Volune Italma Plow Rata
1.0 llters/0.2 1pm (OOP)*/ 10 liXere/0.2 1pm (THA)i'
Analytical Method
Stapling and Analytical
Error (sien/
fief.
0
0.01
1.2
120 lltera/1.0 1pm
GLC
10 Uter*/0.2 lpa 1.5 liters/0.05 1pm
GLC GLC
120 lltera/1.0 1pm 1 liter/0.05 lps
0 GLC
0.19
0.12 0.12
0.1) 0.11
1
1 1
l 1
120 Liters/1.0 1(
HPLC
0.15
Method Class
Notes
Br BA B A,8 B B B.CC
D
|
I H
Substance
Permissible EipGsie-e
Unit (PEL)
pps.
ag/H^
Collection Method
Triorthoreayl ftuaphite
Triphenyl Phosphate
Turpentine
C Vsmdlxn, Vj<fc Gust
C V&nadlm, Tj Qj fie
Vinyl Benzene, (see Styrene)
C Vinyl Chloride
0.1 3 100 560 0.5 0.1
SIB 1910.1017
Vlnyloyanlde, (see Acrylonitrile)
Vinyl Toluene
Narfarin
Xylene (Xylol) Skin
100 too
tao
0.1 *
HCEP 0.8u
tar o.tu
Activeted (hanotl HCSF O.tu Hay o.Bu
Activated Oiarooel (2 tubes In series)
Activated Charcoal FH Activated Charcoal
taxima Voltaa HuUa* Flow Rate
Analytical Method
Sampling end Analytical frror (SAE)U
Bar.
Method Class
Notes
960 liters/2.0 lpa
OX
0.19
1
B
960 liters/2.0 lp 10 ilCera/0.2 Ifm 30 lltere/2.0 lma
GLC GLC AAS-Qf
0.11 0.09 0.21
1 1
B B CL
30 liters/2.0 lja
AA5-CF
0.21
1
BL
1 llters/O.OS l(m
ox
0.15
1
B A,B
10 liters/0.2 lpi 960 lltere/2.0 lpe 10 llters/0.2 lpe
OX WIC
ax
0.10 0.15 0.12
1 1
BA 0 BA
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INDUSTRIAL HYGIENE FOM
OCCUPATIONAL SAFETY AND HEALTH
IX-50
0000739
GUIDES AND REFERENCES
VVV 000000740
NOTIS SEARCH REQUEST: BIBLIOGRAPHIC RECORD
K=AIR AND SAMPLING NO. I OF 53 ENTRIES FOUND
Design and protocol tor monitoring indoor air quality / N. L. Naaca and j . [ Harper, editors. -- Philadelphia. PA : ASTM, cl939. 309 p. : ill. : 24 cm. -- (STP ; 1002)
Papers presented at the Symposium on Design and Protocol for MGnitorxng Air Quality, held in Cincinnati, Ohio. April 26-29, 1987 and sponsored by th ASTM Committee D-22 on Sampling and Analysis ot Atmospheres in cooperatioi
the Air Pollution Control Association and the American Industrial HyoiencAssociation -
Includes biblioaraphi.es and indexes . SUBJECT HEADINGS (Library of Conaross; use s- :
Air -- Pollution , Indoor -- Mcusu rerneu t --Con a ; .--s see . Ai j* quality --Me a s u re men t --Co ng re s s e s .
Air monitoring methods tor industrial con tcniiinuh 15 / -- Davis, Calit. : biomedical Publications , cL93j.
xi, 428 p. : ill. ; 2? cm. Includes bibliographical references and index.
SUBJECT HEADINGS (Library or Congress; use s- 1: Air sampling apparatus. Chemistry, Analytic. Industrial hygiene. Hazardous substances--Environmental aspects.
Wang. J. Y. (Jen Yu), 1915-
^
Instruments for physical en vi i Pitmen ta 1 me a s u r emeu t s . wi t u
atmospheric instruments / J.Y. Wang. Cathoiine M. >. rollon.
Dubuque , Iowa ; Rendu 11 / Mun t Pub. aO . , clPou.
2 v. : ill. ; 28 cm. Includes bibliographical references arid inaexes .
SUBJECT HEADINGS (Library of Congress; use s^ j:
Meteorological instruments.
Air sampling apparatus.
. s P(-cxa i wuipn
-- ud .
Symposium on Calibration in Air Monitorina (1975 : University of Colorado at Boulde r).
Calibration in air monitorina : a symposium presented at the University oi Colorado at boulder, Colo., 5-7 Aug. 1975/ American Society to* Testing and Ma t e r i u 1 s : n". L . Cha oriia n , s vm pos i um cna i j'inu ;i . l< C Si, i.1 ;* u L >. y . /1u p< >: i cochairman. -- Philadelphia ; ASTM. 01978.
344 p. ; ill. ; 24 cm. -- (ASTM special technical publication ; .--Do) "The symposium was sponsored by the American Society for Testing and Lhrouah its Committee D-22 on Methods of Samplinc; and Analysis or A t_nr ai m. Includes bibliographical references . SUBJECT HEADINGS (Library of Congress: use s- ):
Air--Pol1uticn--Meas urement--Congres ses.
Calibration--Cona resses .
I 1
Linch , A - L . Evaluation of ambient air Quality by personnel monitoring /
Linch. -- 2nd ed . -- Boon Rof.oii . Fla. : CRC P roa . c 19 8 1 . V. v . : ill. ; 2 b crn . Includes oibliograpnical references and index. CONTENTS: v. 1. Gases and vapors -- v. 2. Aerosols, monitor
calibration, and Quality control. SUBJECT HEADINGS (Library of Congress: use s= > ; Air sampling apparatus.
:.:ubhor. pumas,
A.
LOCATION: Stacks CALL NUMBER: TD390 LIBRARY HAS:
v .1 v2
.L5b
1931
I ns t rumen to Lion tor monitoring sir quality : a a muoi.i.'.im / j|30n:.oiV'j tv Environmental Protection Agency , the Nationa Cm'itiir I'm c At mi.'-.; ohe r.:.c n and Committee D-22 on Methods ot Sampling and Analysis of atuiosoner-:. , American Society to*' Touting auo Ma te ri -.i 1n . Boa 1 c;e r . Coro. . -`i--Lu Ann. -- Philadelphia : American Society for Testing and Materials, 19?*'. 192 p. : ill. ; 24 cm. -- (ASTM special technical publication : jSS) Includes bibliographical references.
SUBJECT HEADINGS (Library of Congress; use s= ): Air--Pollution--Measurement--Cong resses.
Air sampling apociratus--Congresses .
Toxic materials m the atmosphere : sampling aru analysis : a symoOuium
sponsored by ASTM Committee D-22 on Sampling and Analysis of Atmos ohoi
Boulder. Colo., 2-3 Aug- 193i ; L. L-'. Hiimne I s buch , symposium Ciuiinidii.
Philadelphia, Pa. : ASTM, C1982.
loo p. ; ill. ; 2 4 cnt- -- (ASTM special technical pu o iioa Lio,, ; '6b;
"ASTM publication code number (PCM) 04-78600017 -"
Includes bibliographical references.
..
SUBJECT HEADINGS (Library ot Congress; use z- );
Air--Pollution--Measurement--Cong resses.
Gases , Asphyxiating and poisonous --Analysis-
Industrial hygiene.
Advances in air sampling. -- 'Cincinnati, Ohio : American Conference of Governmental Industrial Hygienists : Chelsea, Mich- : Lewis Publishers vi, 409 p. : ill. : 24 crn. -- (Industrial nyc; i one science Beirut; Papers from the ACGIH Symposium, held Rob- lb-18, 1987 ^ t P o c1o Pro'.
Calif., arid organized by the ACGIH Air Sampling Procedures Conimitrioa . Includes bibliographies and index.
SUBJECT HEADINGS (Library of Congress; use u = ; ; Ai r--Pol 1 u. t ion--Men s a re men t - -Cong re s set . Air sampling apparatus--Congresses . Threshold limit values (Industrial toxicology)--Congresses.
VVV
In tersoclety Committee. Methods of air samoliriCi end arid lysis / I n l c rsocie t v i. or/nrii 11 eo ; Mor:
<editor; . -- 2d ud -- Washmoto;: : Ainoi'io\i n Public Health As jC-cIj t - on
xxii. 9 S 4 D. : ili. : 2 4 cm . Includes bibliographical ref e ronces unci i noe >: . SUBJECT HEADINGS (Library or Congress; use s - . :
Air--Polluticn--Measurement.
Air--Ana lysis
American Conference of Governmental Industrial Hygienists. Commit tee on
Sampling Instruments. Air sampling instruments for evaluation of atmospheric contaminants .
<Cincinnati, c 1972 > 1 v. (various pagings) iiius. 29 cm.
Includes bibliographies.
SUBJECT HEADINGS (Library of Conaress; use
):
Air sampling apparatus. Air--Pol lut.ion--Measu remen t.
Air 4th
ed .
Rajhans, Gyan S.
Asoestos sampling ana analysis / by Gyan S. Ra -j haris . John L. Sullivan. -- Arm Arbor, Mich. : Ann Arbor Science Publishers, ci93i.
x, 266 p. : ill., ports- ; 24 cm.
Includes bibliographical references and index. SUBJECT HEADINGS (Library of Congress; use s= ):
Asbestos. Air--Pollution--Measurement.
sampling a no o a 1 i b i a i_ i o n f o i a t mo s p 11 e r ic inea s u l'eme n t s ; a symposium spon ju iuci c
ASTM Committee D-22 on Sampling' and Analysis of Atmospheres , Bouider, CO. 12-
lb Aug., 1985 / John K. Taylor, editor. -- Philadelphia , ?A : ASTM. c193?.
L L j p. ; ill. : 24 cm.
(c\.SIM special l n: c h 111 c a 1 pu iol io.; i. j.o,i . a ; / ;
"ASTM publication code nurubei ( ?CN ; 04-9 57ULU- 17 . "
Papers presentee at the Conference on Sampling ' a, id C.v - ip. t~u.; ;.ji a tin he asu rement s.
i
Includes bibliographies and indexes.
SUBJECT HEADINGS (Library of Congress .; use s- :
Air quality--Measurement--Congresses.
Indoor air pol1ution--Measurement--Congresses.
Detection and measurement or hazardous gases / edited by C.F. Cuilis ana J.C.
Mirth. -- London ; Exeter, N.H. : Heinemann , 1931.
i>: , 2 2b p. : ill. ; 24 cm.
i 11C 1 U O (: S Q1D 110 d i'o QulCU 1 . <0 f e r O J; C u _ and 1; i u .* X .
CONTENTS: History and 1 -v.1 / J . H, Burgoyu'.: -- Mu-usuraiin-nt or ................
,,w
and vapours / J. G. sirth -- Oxygen cioncioncy / 0 K. Cooper -- rtonj. t'..<r i. no tox^-c
oases in the work -- place / b. Miller and P.u. i(ane -- Personal mon toriiit; / L. 1 .
Coker -- -Statistical aspects and air sampling s t ra i: eoieu /' k. P. Ha.vuy ---
Standard atmospheres / A.E. Smith.
SUBJECT HEADINGS (Library of Congress; use s- );
Gases , Asphyxiating and poisonous--Measurement.
Cheremisinotf , Paul N. Air pollution sampling a analysis deskbook / by Paul N. CLeremirinoft,
C. Morresi. -- Ann Arbor. Mich. : Ann Arbor Science. c!9?8. vi, 489 p. : ill. ; 24 cm. Includes bibliographical references and index.
SUBJECT HEADINGS (Library of Conaress : use s= ); Air--Pollution--Measurement. Air--Analysis.
Arp'-lo
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