Document kDLJMorRXeb8JeM779zG0YNe0

WEST-PAIN E jfjj JgJtotaiotieA inc. , 7879 GSRI AVE. BATON ROUGE, LA 70820 klb \. ASBESTOS FIBER COUNT ANALYSIS FOR DOW CHEMICAL Industrial Hygiene Bldg. 3502W Post Office Box 150 Plaquemine, LA 70764-0500 ATTENTION: Ms. Darlene Creel March 11, 1992 00 A 11403? CONFIDENTT A! 20-2027 A Member ol the tnchcape Environmental Group J WEST-PAIN E JcU><n42tOtiA INC.! 7979 GSHI AVE. BATON ROUGE, LA 70*20 DOW CHEMICAL Plaquemine, LA March 11, 1992 Three (3) filter cassette samples were received on March 06, 1992 from Dow Chemical for fiber count. Fibers larger than 5 microns in length were counted by means of phase-contrast microscopy at a magnification of 40OX. The procedure recommended by NIOSH method 7400A was followed. Pertinent information regarding fiber counts is as follows: Field Area: 0.00785 mm2 (Walton Beckett Graticule) Effective Collecting Area: 385 mm2 (25 mm Cassette) 855 mm2 (37 mm Cassette) Limit of Quantitation: 10 fibers/100 fields Limit of Detection: > Average Blank Count @ Detection limits are based upon a minimal concentration of 7 fibers/mm2. N Sample I.D. LHC II: 13919 Blank 1 Blank 2 Fibers (>5um) Observed No. of Fields Observed Fibers per Filter 1 100 490 0 100 <490 0 100 <490 Volume of Air (L) Fibers (>5um) per c.c. of Air 20-2027 Corrected V j Philip W. West, Ph.D.' tf^Laboratory Director DO A 114833 CONFTDFNTT Al A Member of the Inchcape Environmental Group WEST PAINE LABORATORIES INC. 7979 GSR1 AVE. BATON ROUGE, LA 70820 PO, MSI # lC?) Sample I.D.: CHAIN-OF-CUSTODY RECORD SAMPLE COLLECTION: Collector's Name: Darlene S. Creel Telephone: (5041 389-6181 Company Name: Dow Chemical (Industrial Hygiene Bide. 3502W) Address: P.O. Box 150. Plaouemine. Louisiana 70765-0500 5-3-^ Date Sampled:. Time: Type of Process or Facility Sampled: Fiber count via NIOSH 7400 Field Information: Filter cassettes for fiber per filters iMis.- SAMPLE SHIPPING (othfer than transportation by collector): Transporter's Name: ^ _______ Date:. Company Name: West Paine Courier TSimp--eL :' ' ' -- owgp Address:__________ __________________ SAMPLE RECEIVING: Person accepting sample___ D$Jo6l.. ______Date: Company Name: WEST-PAINE LABORATORIES. INC. Address: 7979 GSRIAVENUE BATON ROUGE. LOUISIANA 70820 PHONE:(5041 769-4900 Sample DispositionStorageFurther TransportationOther___ CHAIN-OF-POSSESSION: (Attach additional sheets as needed to show continuity) TERMINATION OF CHAIN OF CUSTODY: no a '14a34 CONriDFNTTAl Authorized by:______________________________ .Date: ______Time:______ Company/Name:. .Address: 1 LOUISIANA DIVISION INDUSTRIAL HYGIENE SAMPLE RECORD PLANT/DEPT. /_ i+C Jf ~ Pf)lA> Ch*n* 'ca/ MONITORING FOR: fis6*s4*S 1Z'h*rS DATE ~C}2~ OTHER CHEMICALS PRESENT: sample N2 13919 SAMPLE COLLECTION MEDIA: BADGE NO. TYPE TEMP/HUMIDITY: (REQUIRED FOR BADGES) CHARCOAL TUBE SIZE 0*"FILTER CASSETTE SIZE mM SILICA TUBE SIZE DRAGERTUBE TYPE OTHER SHIFT: O-THR. 12 HR. 0"PERSONNEL SAMPLE O AREA SAMPLE FULL SHIFT TWA STEL/TASK PUMP SERIAL NO.. CALIBRATION DEVICE: 0-BUBBLEMETER 0 ROTAMETER OTHER PUMP FLOW RATE CALIBRATION: BEGIN: 1. 3.TYS2. 3 5^/r 3.___ 2^31_____ BEGINNING FLOW RATE AVG. 3S"*>? 3"CC/MIN ENDING: 1. L/MIN ENDING FLOW RATE AVG. ^ 0^CC/MIN L/MIN EMPLOYEE NAME Bra ,'y CodUs EMPLOYEE l-D. V 3>~ JOB CLASSIFICATION IH JOB CODE # CONTRACTOR COMPANY OU ~ (q^T `P+Fr.*' Corf) RESPIRATOR USED? ET^ES NO RESPIRATOR MODEL/ CANISTER TYPE O MOUTH-BIT DUST , llOO fo/fupCL HALF-FACE 1 SAMPLE AVERAGE FLOW RATE TIME STARTED /D / 'f-S' fl*1 TIME STOPPED I,' IS'ffrj TOT. RUNNING TIMEfMINI S*>D SAMPLE VOLUME {AVG FLOW X RUN TIME) 0 FULL-FACE 0 AIR-LINE 0 SCBA DESCRIPTION OF AREA SAMPLED/JOB PERFORMED DURING MONITORING ^ CUtCL - 3Cf 1 .t jpQ" . lAs-L? ____________________________________________________________