AR9.A 6 - $ l BIODEGRADATION (BOD/COD) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FX-3104. (1Octanesulfonic acid) (CAS # 2795-39-3).

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AR226-2405 INTEROFFICE MEMORANDUM Date: From: Dept: Tel No: 30--Nov--1983 01:36pm ANTHONY J.

AR226-2927 FOR DUPONT USE ONLY Subchronic Inhalation Toxicity of Haskell Laboratory Report No. 182-85 E.

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Apnl 2. p m BESTcopy AVAILABLE M2K-OI-7G Larry and Jeff - For the attached graphs and tables.

/IRVi- BIODEGRADATION TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or 3M Sample E2112 and E2566-1. (1Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

ARX-OW BIODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, orFC-109-X.

Internal Correspondence cc: R.

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE October 1987-October 2005 Click on Study Title to View Report POSF Perfluorooctanesulfonyl fluoride 1.

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Internal Correspondence BACK TO MAIN Commercial Chemicals Analytical Report #245 To: M.