ACUTE TOXICITY TO FISH ARW W TEST SUBSTANCE Identity: 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).

} ACR EIDE AR22E-OH3F THO YEAR ORAL (DIET) TOXICITY / CARCINOGENICITY STUDY OF FLUOROCHEMICAL FC-143 IN RATS (RIKER Experiment No. 0281CRO012) Vou1ouFe4 Cowpucten DURING ApriL, 1981 - MAY, 1983 RIKER LABORATORIES, Inc. / 3M Company ST.

x AR226-2139 I. cc: J.

Special Lens oral Teratology Study of T-2999CoC in Two Strains of Rats Experiment No.: Conducted At: Dosing Period: Study Directort 0681TR0362 Safety Evaluation Laboratory Riker Laboratories, Inc.

AR A56 - 0lOl ACUTE TO XIC ITY TO FISH (FATHEAD MINNOW ) TEST SUBSTANCE _________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC -3041. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR fi.S.6 - 0 *\o2> ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE___________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3041. (1Octanesulfonic acid) (CAS # 2795-39-3).

: July 31, 1981 0: FLUOROPOLTMERS PRODUCTION, TECHNICAL AND MECHANICAL SUPERVISION FROM: RB.

Pathology and Toxicology Riker Laboratories, Inc. r"s Building 270-3S-05, 3M Center 'I St.

Afc 6 .

AR - 09/7 TO XICITY 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 FX-3104. (1Octanesulfonic acid) (CAS # 2795-39-3).

A IW 6 - 5 I5 .

AR226-2066 WASHINGTON WORKS INDUSTRIAL HYGIENE REPORT FROM 1-Jan-1988 TO 31-Oct-1991 31-Oct--1991 Page 1 AREA?

FOR DU PONT USE ONLY AR226-2938 Du Pont HLR 55-89 Study Title StatljcAcute96^Hou^C50*of to Fathead!

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 FX-3103. (1Octanesulfonic acid) (CAS # 2795-39-3).

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