FILE NAME Orton ORT DATE 1981 Sept 2 DOC ORT001 DOCUMENT DESCRIPTION Letter with Material Safety Data Sheet September 2 1981 orton Edward Orton Jr.

FILE NAME Packings and Gaskets PAG DATE 1985 DOC PAG059 DOCUMENT DESCRIPTION Recommended Work Practices for Asbestos- Containing Gaskets ASBESTOS INFORMATION ASSOCIATION 1745 Jefferson Davis Highway Arlington Virginia 22202 i- ~ Recommended | Work Practices | for Asbestos- Containing Gaskets MARCH 15 1985 Contents Introduction The Occupational Safety and Health Act OSH Introduction ......sscccscccvcccscavcceces 3 Act in the United States and similar laws in Canada and other countries were enacted to ensure every Asbeas ndtHeoals th 4 .........csccceccecees worker a safe and healthy workplace This legislation is reaching It covers millions of Summary of OSHA Asbestos Standard ...... 4 employees and nearly every employer The information and guidance in this booklet OperaandtOi peroatnios ns ........eccecsecses S have been developed to assist in assuring compliance with the OSH Act and the Occupational RecommWoerknPd race ticd es ...... cocevese S Safety and Health Administration's OSHA a standard for occupational exposure to asbestos dust Storage ....ccccwvcccccccccecccee ceceeee S 29 CFR Part 1910.1001 Because state or local Fabrication ........ccccsccccccenccceees S regulations may differ from the OSHA standard they should be reviewed to ensure total compliance Original Installation ........ eee ceececence 6 Gasket Replacement .6 Housekeeping and Waste Disposal ......ccccccccscccccccnce T Appendix Federal Waste Disposal Standard ..........secccceeee 9 The use of good work practices is recognized as one of the means of reducing health hazards associated with exposure to asbestos dust The recommendations that appear on the following pages were developed through experience study and field testing They were designed to achieve safer and more healthful job site conditions when working with containing gasket material March 15 1985 Asbestos and Health Exposure to asbestos fibers can increase the risk of developing certain diseases a over period ofyears Diseases associated with inhalation of asbestos fiber are asbestosis a malignant scarring lung condition cancer of the lung mesothelioma - a rare cancer of the lining of the chest or abdominal cavities and possibly cancer of the digestive tract It should be emphasized that the evidence of adverse health effects malignant and nonmalignant lung disease due to the combined action of cigarette smoking and exposure in the workplace is well established Workers who handle asbestos greatly reduce their health risks by not smoking cigarettes We will continue to see cases of asbestos disease for some years because of the unfortunate legacy of excessive past exposures However the present state of scientific knowledge shows clearly that minimizing exposure to airborne asbestos dust reduces the risks of asbestos disease Good work practices are one means of significantly reducing generation of dust Summoa f OrSHyA _ Asbestos Standard Under the current OSHA standard for occupational exposure to asbestos dust it is the employer's responsibility to assure that exposure of employees to airborne concentrations of asbestos fibers does not exceed the following permissible exposure levels a Eight weighted average TWA Two fibers longer than 5 micrometers per cubic centimeter 2 cc b Ceiling concentrations Ten fibers longer than 5 micrometers per cubic centimeter 10 cc OSHA Instruction CPL 2-2.21A of February 18 1981 states that the medical examination requirements of the asbestos standard will be required where the 7 to hour TWA fiber concentration is 0.1 cc or greater 4 Extensive field monitoring has demonstrated that the proper use of containing gaskets can result in dust levels which are less than an hour TWA of 0.1 cc By following the work practices recommended in this booklet when using such products dust levels can be minimized Products and Operations These work practices apply to the use of nonfriable containing compressed beateraddition and gasket millboard material when furnished as precut gaskets or in sheets and rolls Operations to which these work practices apply include A.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 In the Matter of: Knauf Insulation, Inc.

See instructions on reverse side of canary copy.

T: J.

CENTRAL RESEARCH AND DEVELOPMENT DEPARTMENT HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE March 28, 1980 G L KENNEDY ACUTE INVESTIGATIONS CENTRAL RESEARCH & DEVELOPMENT DEPT* HASKELL LABORATORY DETERMINATION OF LEAD IN RABBIT BLOOD HASKELL LABORATORY REPORT NO, 241-80 MR-3540 Blood samples from rabbits exposed dermally to lead naphthanate in paint (H-13,257) were received for determination of lead content:.

Acute Oral Toxicity Screen with T-3066COC in Albino Rats Experiment No.: Conducted At: Dates Conducted: Conducted By: 0981AR0146 Safety Evaluation Laboratory Riker Laboratories, Inc.

A R f t S -0331 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: N-Ethylperfluorooctanesulfonamide; may also be referred to as U1464, EtFOSA, EtPOSA, F-6309, or FX-12. (1Octanesulfonamide, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-ethyl-, CAS #4151-50-2) Remarks: Material is a white solid, lot 505 (cc842-3, F6309, L-1089).

A R 226 'C o ' Oral Teratology Study of FC-95 in Rats Experiment No.: Conducted At: Dosing Period: Study Director: 0680TR0008 Safety Evaluation Laboratory Riker Laboratories, Inc.

'A O R I G N A L ARi ..ag geM- ozoo- iy Absorption and Biotransformation of N-Ethyl FOSE and Tissue Distribution and Elimination of Carbon-14 after Administration of N-Ethyl FOSE-^^c in Feed -7 -1 S'"5 0065 January 19, 1983 Conducted At: During: Conducted By: Report By: Riker Laboratories Inc. 3M Center St.

V l i '9 <Mg) STAIUSMCD 10DJ E. d u P o n t d e N e m o u r s & C o m p a n y IN CORPORATED W ilmington, Delaware 19898 POLYMER PRODUCTS DEPARTMENT e x p e r im e n t a l s t a t io n PERSONA!

August 7, 1981 TO: FROM: J.

PERSONAL AND CONFIDENTIAL CC: J.

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i4l.-2fc-03T5 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identify: Perfluorooctanesulfonyl fluoride; may also be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, CAS #30735-7).