BIODEGRADATION (Modified MITI 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.

Corporate Occupational Medicine 3M Center, Building 220-3W-05 St.

'C__ Z Z -Z Z J Pathology Associates International A Company of Science Applications International Corporation /E|Rll.t~OSia> z^^^ An Employee-Owned Company PATHOLOGY REPORT (ANCILLARY STUDY) ELELCUTNRGOANNMD ILCIRGOHSTCMOIPCICROESVCAOLPUIACTEIOVNALOUFALTIIVOENROAFND LIVER IN CRL:CDBR VAF/PLUS RATS) ORAL (GAVAGE) PHARMACOKINETIC STUDY OF PFOS IN RATS PACILSITEUNDTYSNTUUDMYBENRUM99B-1E1R(E41M8-9091.339) Prepared by: James B.

3M Environmental Technology and Services PO Box 33331 Sl Paul.

AR226-2542 EID911356 WASHINGTON W ORKS & EPA an1!

Summary N-E(FOSE Rabbit Teratology StudyNumbers: 3M T-6316.8, Argus 418.010 3`0C03o7.m3p00o3&9u)Lno9td8:.2N%-puErFeO(SSEM(DN-AEntahlyylt-iPcaelrfRleuqoureosotcy5a2n4e8s9u)lfAonnaalmyitdicoaElthDaoncoulm)en--tLaottioFnMf3l9e2d3al(o3n0g03w5i,th final report.

PB NOTOX REPORT NOTOX Project 115932 x HH } B i er IE =BiTr1 b|l [H1 R pMnpireRECEIVED vous NOV it-9 1994 72 10. 80x 3, Se Pan Hambake ring TheMr C+LO9GG .

ARID6-033% ACUTE TOXICITY TO AQUATIC INVERTEBRATES -- Daphnia magna TEST SUBSTANCE Identity: N-Ethylperfluorooctanesulfonamide; may also be referred to as OUc1t4a6n4e,suElFfOonSaAm,idEet,P1O,S1.A2,.2F,-36,33,049,,4.o5r,5F.X6-.162..7.7(.18-,8,8heptadecafluoro-N-ethyl-, CAS # 4151-50-2) Remarks: Material is a white solid.

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AR 236 - 0706 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: rMeifxetrurreedctoonatasinPiFnOgSp,erFfCl-u9o5ro,oocrtaansesauclfoomnpaotneewnhticohf FmCa-y20a1lFs.o be (h1e-pOtcatdeacnaefsluulofroon-i,c pacoitda,ss1,i1u2m,2s,a3lt,,3.C4A.4S,5#,52,76,965.-73.97-.38.)8,8- sRaemmpalreksis: FC-T2h01eF3.MCpurrordeuncttiionnfolromtantiuomnbienrdiwcaatsesnotthantotFeCd-.20T1hFe ifsesat 8mi.x2t5u%reacorfy3li.c0f%oaPmFeOrS,,7.306%.0s%oddiieutmhyolcteynle sgullyfcaotle,bu6t.y0l%etshuelr,fo3n6at.e6d%awlkaytler, ether sodium salts, 3.0% triethanolamine, and 0.15% toy triazole.

AR 826 - 0769 MICROBICS MICROTOX TOXICITY TEST IesTsuBsSTANCE 0000 Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-85, or as a component of FC-203FC. aOctanesulfonic acid) (CAS # 2795-39-3).

Ar226 _ 0886 TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226-3049 Study Title Approximate Lethal Dose (ALD) of H-21953 in Rats Laboratory Project ID Haskell Laboratory Report No. 795-96 Author Tracy A.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonicacid)(CAS # 2795-39-3).

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatmea;y also be referredtoas PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfoniaccid)(CAS # 2795-39-3).