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AR226-3137 CONFIDENTIAL SPONSOR Elf Atochem S.A.

Aft _ 0 6 3 4 TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

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TO XIC ITY TO AQUATIC PLANTS TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

ACUTE TOXICITY TO FISH ARA26-0082 EE-) TEST SUBSTANCE Identity: PFeCr-f9l5u.cro(o1c-tOacnteasnuelsfuolnfaotnei;c macaiyd,al1s,o1,b2e.2r,ef3e,r3r4e,d4t.o5,a5s6,P6F.O7S.7.or888 heptadecafluoro-, potassium salt, CAS # 2795-38-3) Remarks: The test substance is a white powder.

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AR 286 _ 021 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: MreifxetrurreedctoonatasinPiFnOgSp,erFfCi-u9o5r,ooocrtaansesauclfoomnpaotneewnhticohf mFCa-y30a0ls3o. b(e1Octanesuifonic acid) (CAS # 2795-39-3).

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AR226-1994 k..

AR226-2454 INTEROFFICE MEMORANDUM TO: Distribution List Date: From: Dept: Tel No: 05-Nov-1998 09:23am JOHN F.

AR226-2465 "Roger J.

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AR226-3000 Study Title 100-Person Human Patch Test vith H-203B5 (Control Item) and H-20386 (Test Item) Laboratory Project ID Haskell Laboratory Report No. 792-93 Study Completed On 25 February 1994 Contracting Laboratory Biosearch, Incorporated 3408-50 B Street Philadelphia, Pennsylvania 19134 Author Armand Affrioe for Haskell E.

AR226-3018 y Study Title Repeated Dose Oral Toxicity: 14-Day Feeding Study with H-19683 in Male Mice Author John V.