3M Organic Vapor Monitor # 3500 Analysis Guide ANOTHER STEP TOWARDS BETTER OCCUPATIONAL HEALTH AND SAFETY R35AO(611.)R _______________________________________________________________ Occupational Health and Safety Products Division/3M 220-7W, 3M Center St.

Z90S LOOOdV ^ "e*r INTEROFFICE MEMORANDUM To From Richard Fleming W> Mavo Smith cc: A.

3M In response to you and your workers The first maintenance-free 3M 103268 3M Brand ORGANIC VAPOR MONITOR 3500 Makes monitoring easier for everyone involved from planning through purchase through analysis 3M Brand Organic Vapor Monitor 3500 is maintenance-free An economic and time-saving benefit for those who must allocate budget to buy the monitor as well as for those who must administer the program For w'earers. it's lightweight, self-contained and comfortably worn on the collar to measure TWA concentrations over a period of 8 hours or less.

nEU) DESICn IDERS Organic vapor concentrations recorded by badge Monitoring device acts as sample container Brian J Hogan, Midwest Editor Worn near breathing zone, organic vapor monitor is first such unit that does not require analyst to handle active medium in multiple-step operation.

&31 Occupational Epidemiology t } Author Richard R.

JULSIKUL CHHCUi UVlSKh FORWARD INQUIRIES TO OUR NEAREST SALES OFFICE.

UNTSO iwn 5CV**f4M*NT Memorandum u.s. ccnsuwk^ **ceuct IAF17Y CCMMlSSiCN WASHINGTON. ac 8CaC7 Tot Bert G* Simaon Throughs Through: Through: Andrew G. ulsamer# H Rita A, Orzclf HSHE 17'*TV.< ' Lakshni C.

RAWLE & HENDERSON By: Victoria H.

Allied. , Chemical DECLARATION O" INTENT AND PURPOSE BI, u fc M $ , authorized by and acting for Allied Chemical Corporation (hereinafter called "the Corporation"), a New York corporation, do hereby declare that I am the custodian of the said Corporation's records, and THAT the records microfilmed herein are records of the Corporation created during its normal course of business, and THAT the Corporation microfilms said records as part of a planned program of retention of records carried out in the normal course of business, and THAT the Corporation does not intend to destroy the records microfilmed herein at this time, but may destroy them at a later date, and in such event said destruction shall be based on policies developed by the Corporation in accordance with applicable law and with the rules, regulations and decisions of applicable regulatory bodies covering preservation and destruc tion of records, and THAT if such program for disposal of records in cludes the destruction of the records on this reel, such destruction will be accomplished only after inspection of the records microfilmed herein and this microfilm reel in order to assure complete and accurate coverage.

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INTEROFFICE MEMORANDUM To_______ The HARAC Team From J.

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Calculated from Hirschielder Eq. 1. 2. 3. 4. 5. e. 7. . 8. 9. 10. 11. 12.