STABILITY IN WATER (PHOTOLYSIS) TEST SUBSTANCE Identity: Perfluorooctanesulfonate-potassium salt.

ARM-Ool'l Study Protocols/Proposals of Ongoing Research 1.

ARZIG-ooSI Ecotoxicity Elements T itle ; 2- PFO S: A 96-H our Static A cute Toxicity T est with the Fathead Minnow (P im e ph a le s p ro m e la s ) PFO S: A 96-H o ur Toxicity T est with the Freshw ater Alga (S elenastrum capricom utum ) P FO S : A 48 -H o u r Static A cute Toxicity T est with the Cladoceran (.D a p h n ia m a g n a ) Laboratory or A uthor Wildlife International, Ltd.

A R 2 2 -0 ia -)3 ' ACUTE TO XICITY TO AQUATIC INVERTEBRATES (E.G..DAPHNIA) TEST SUBSTANCE___________________________________________ __ Identity: Perfluorooctanesulfonate, Lithium salt; may also be referred to as PFOS Li salt, FC-94, or FC-94-X. (1-Octanesulfonic acid, CAS # 29457-72-5) Rem arks: The test sample is a mixture of the test substance in water (approximately 24.5% test substance and 75.5% water).

July 30,1998 AR IIQ-0IH7 'ckn Fax to: Dr.

A R ^ - 0,Gf THE EFFECT OF PERFLUORINATED ARYLALKYLSULFONAMIDES ON BIOENERGETICS OF RAT LIVER MITOCHONDRIA Kendall B.

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\ CAS Number 307-35-7 4i M _aT7<s Voluntary Use and Exposure Information Profile Perfluorooctanesulfonyl fluoride (POSF) I.

M&S.6 _ 0637 If Charles Auer ' 05/16/2000 03:42 PM To: waweppner@mmm.com, dchakes1@mmm.com cc: Oscar Hernandez/DC/USEPA/US@EPA, Jennifer Seed/DC/USEPA/US, Barbara Leczynski/DC/USEPA/US@EPA, Karen Lannon/DC/USEPA/US@EPA Subject: PFOS items Following up on my phone call with Bill Weppner on May 15, I want to confirm a few points: 3M has arranged a discussion with the Commission of the EU on May 24 in Brussels to discuss PFOS.

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Aft. 2.S L & - 0711/ 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 FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

fiP . .9 .6 - STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS - 1991 TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

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