AR226-2794 FOR DU PONT USE ONLY Approximate Lethal Concentration by Inhalation (ALC) of Haskell Laboratory Peport No. 293-85 MR No U E.

Ar s.a.6 - OlifJl ACUTE TOXICITY 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-203C and L-5440. (1-Octanesulfonicadd, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was not noted.

-AH AS.G _ o 8 0 5 TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206C and 81-2/8. (1-Octanesulfonicacid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks: The test sample is FC-206C.

BACK TO MAIN m 'ijy i TECHNICAL REPORT SUMMARY Ootu _ 1/7/80 TO: TECHNICAL COMMUNICATIONS CENTER - 201-2CN (Im portant -- Ifreport is printed on both sides o f paper, send two copies to TCC.)

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.

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.

AR 2 ^ 0 29?

Experiment No.: Conducted At: Dates Conducted: Conducted By: Reviewed By: Acute Ocular Irritation Test with T-3493 in Albino Rabbits /Ume-ojp 0884EB0008 Safety Evaluation Laboratory Riker Laboratories, Inc.

M 2.2.6 _ 0 7*75" ACUTE TO XICITY TO FISH TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203S. (1Octanesulfonic acid) (CAS # 2795-39-3).

M A H 6 _ 07J+7 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-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

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Oral Rangefinder Study of T-2999CoC in Pregnant Rabbits Experiment No. : Conducted At: Dosing Period: Study Director: 0680RB.0019 Safety Evaluation Laboratory Riker Laboratories, Inc.

Spacial Lans Oral Teratology Study of T-2999COC in Rats Aftex-ozsa 5 __ ^ _ _ _ _ _ _ _ _ _ _ . .

BIODEGRADATION TEST SUBSTANCE Identity: [2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate; may also be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2[ethyl[heptadecafluorooctyl)sulfonyl]amino]ethyl ester, CAS # 423-825) Remarks: Material is an amber solid.