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PFOA and Associated Salts t a = [ ec =e] Ee p -- Fed |Perfluorooctanate: Static (fish test) 3M Env.

AR226-0500 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; mayalso be referred to as P11F6O, AFCa-m1m26o,niFuC-m16sa9l,t,oArmFmC-o1n4i3.um(pOecrtfalnuooircooacctiad,nopaetnet,aPdeFcOa,fiFuCo-ro, ammonium salt, CAS # 3825-26-1) R14e3m.arIkt'ss :puritTyhweas3Mnoptrsoudfufcitciieonntllyotchnaurmabcteerriwzaesd,8t3h.oTuhgeh test sample is FCcurrent information ainnddicCastepseritflisuoaromiaxntaulroegoufe9c6o.5mp-o1u0nd0s%.test substance and 0 -- 3.5% Cs, Cr, METHOD: Method: Not noted.

\ AR 226 -- 0589 | TSCA .

AR 226. 0686 ACUTE TOXICITY TO FISH EST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Remarks: The 3M production lot number was 1-2303.

AR R26 - 0716 ACUTE TOXICITY TO FISH (BLUEGILL SUNFISH) IESTSUBS ~~ T~AN 00 CE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-393).

AR R26 -- 0752 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstaPiFnOiSng, pFeCr-f9i5u,oroorocatsanaescuolfmopnaotne,ewnohtficFhC-m2a0y3CaEl.so b(1eOctanesulfonic acid) (CAS # 2795-39-3).

AR 286 _ 0778 BIODEGRADATION (301E) IestsuesTANCE 0000 Identity: ArefmeirxrteudretocaonstPaiFnOiSng, pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m2a0y6.al(s1o-be Octanesulfonic acid) (CAS# 2795-39-3).

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LEHR 0800 373 AR226-0%1ls -y Laboratory Report, Analysis of FCs in Samples of Children's Sera, May 21, 1999 The data submitted on perfluorooctanesulfonate contains analytic data when certain general conditions have been met.

Wildlife International, Ltd. ae Project Number 454-107 PFOS: `A FLOW -THROUGH LIFE-CYCLE TOXICITY TEST WITH "THE SALTWATER MYSID (Mysidopsis bahia) ADDENDUM `WILDLIFE INTERNATIONAL, LTD.

BACK TO MAIN PFOS: A 96-HOUR TOXICITY TEST WITH THE: MARINE DIATOM (Skeletonema costaturn) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

BACK TO MAIN ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: Perfluorooctanoic acid, tetrabutylammonium salt; may also be referred to as PFOA tetrabutylammonium salt, tetrabutylammonium perfluorooctanoate, N2803-2, or as a major component of L-13492.

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!

Enclosure 2 f_ Field S_r..