.

BACK TO MAIN BIODEGRADATION (METHYLENE BLUE ACTIVE SUBSTANCE) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks field: The 3M production lot was 158.

Larry K.

Fdrm 6 7 4 7 - 1 l .

: DEseanch SS ARI 056\ Argus Research Laboratories, Inc.

AR R26 _ 0699 MICROBICS MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-fl9u5orooroacstaanecsouimfpoonnaeten,twohfiFcCh-m2a01yAaFl.so(b1-e Octanesulfonic acid) (CAS # 2795-39-3).

AR R36 -- 083% ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: AbemirxefteurrreedcotnotaaisnPinFgOpSe,rfFlCu-o9r5oo,cotranaessualfcoonmapteo,newnhitcohfmFaC-y60a0l.so (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5.5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39.3) sRaemmpalreksis:FC-T6h0e0 3(fMropmroAdnutcwteiropn,loBtelnguimubm)e.r wCaursrenontt ninoftoerdm.atTihoneitnedsitcates ibtuitsylaemtihxetr,ur1e.o0f01%.s0o%dPiFumOSo,cty8l1s.u2lf0a%tew,a2te.r0,01%2p.r0o0p%andeieStuhiytleonnee gfloyacmoelr, h1e.x0a0m%isnoiduimucmhldoerciydle,su0l.fa8t0e%, 0st.a8r5ch%,xaanndth0a.n05gu%mt,ol0yl.t1ri%azNo-l(e3.

AR 886 -- Of 40 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: AremfiexrteudretocaonstPaiFnOiSng,pFeCr-f9l5uo,roorocatsanaescuolmfponoanteen,twhoifcFhX-m80a1y. al(s1o- be Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 _ 0882 BIODEGRADATION (BODICOD) IesTsuestance 0 Identity: MreifxetrurreedctoontaasinPiFnOgSp,erFfCl-u9o5r,ooocrtaansesauclfoomnpaotneewnhticohf mFCa-y30a0l3so. b(e1Octanesulfonic acid) (CAS # 2795-39-3).

.

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

M a y I , 200I C ERTI FI ED b1-41L Document Processiiiz Center ( 7407) ' (Attn: Section S( e ) coordinator) Office of Toxic Substances US Environmental Protection Agent!

BACK BIODEGRADATION TEST SUBSTANCE Identity: Remarks: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE alcohol. (1-Octanesulfonamide, N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 1691-99-2).

3M Environmental Technology and Services PO Box 33331 St.

- ADIETARYLCS0 STUprDoYsWITHTHEMALLARD WILDLIFE INTERSNMARTEIQOUNEASLTLTNDO., PU2R7O2J3ECT NO. 454-102 Series 8U5S0..EcEnovliorognimeantfaelcPtrostTeectsitonGAugiendceyli(nGeras) CPPSNumber 850.2200 FIFRASubdivisionB,Section 712 OECD Guideline205 AUTHORS: CSeoaunr't.nGe5ayl.laCgahseery JRaoymaBo.nBLdesvVearns Hoven STUDY INITIATION: April 21,1999 STUDY COMPLETION: April 26,2000 AMENDED REPORT DATE: Mirch 23, 2008 SUBMITTTEDO Enviro53n5M5mBeCnoutrhpaolrALavatebionorunaetory St Pu, Meson $5144 Wildlife International, Ltd.