Ji nm an . 1. bu Pont of tNeewouDss & Comeany WILMINGTON, DELAWARE 19898 ce: A.

AR226-2355 A F^y FCoM: ) (JlJPOIGDu)Pont Engineering j Andrew S.

A R # 6- o m it ACTIVATED SLUDGE RESPIRATION INHIBITION TEST 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.

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatmea;y alsobe referredtoas PFOS, FC-95, oras a component ofFC-206C and 81-2/8.(1-Octanesulfoniaccid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafploutoarsos-i,um salt,CAS # 2795-39-3) Remarks: The testsample isFC-206C.

BACK TO MAIN MICROBIAL RESPIRATION INHIBITION TEST TEST SUBSTANCE________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

Primary Skin Irritation Test with T-3874 in Albino Rabbits / y Experiment No: Conducted At: Dates Conducted: Conducted By: Reviewed By: 0386EB0135 Pathology and Toxicology Riker Laboratories, Inc.

Experiment Mo.: Conducted At: Reviewed By: A ftlX -O H lM Primary Skin Irritation Test with T-3371 in Albino Rabbits 0883EB0079 Safety Evaluation Laboratory Riker Laboratories, Inc.

2^45 BEV ?

Pathology and Toxlcotogy RHcar Laboratories, Inc.

, FLUOROPOLYMERS SO -7 PAC 30 1^". a f * _ 7- ' r.

T ?

I FOR DU PONT USE ONLY AR226-2934 Du Pont HLR 624-87 Study T it le In h a la tio n Approximate Lethal Concentration of Author Rudolph V a le n tin e Study Completed On November 10, 1987 Performing Laboratory E .

acute Oral Toxicity Screen vith 7-3066c0c in Albino Rats // ECE au5390,1557) Keon "4, Sh J \% y V4 - Experiment No: Conducted at: Dates Conducted: Conducted By: ose1amoLds SRStia.kfeerPtayuLlBa,bvoaMrliauntsomtreiisoenosr,aLabInocr.atory April 2, 1981 to May 14, 1981 0 Fame "fs ASK.tduvdaD.ynceOD'diMraTelcoltxeoiyr,e'olBoSgtat Date Reviewed By: ' PR X. 2. moans 7wico0..

ACUTE TOXICITY TO FISH ARIEO3F6 TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride;mayalso be referred to as POSF, or FX-8. (1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,88-heptadecafluoro-, CAS # 30735-7).

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) I TEST e SUBSc TANCEiouesaNcE Identity: rPeefrefrlrueodrotoocatsanPeFsOulSfAoAny,laFmCi-d1o(2e8thoyrlaascetthaetem;ajmoarycaolmspoobneent of [F(Ch-e1p2t7ad,ecFaCf-l1u2or9o,ocFtCy-l)1s0u9l,foonrylFlC--,1p0o8t-aXs.si(uGmlyscailnte, ,CNA-Set#hy2l9-9N1- 51-7) Remarks: laboratory as The test E2566-2.