~wounneDcaastreo 14:34:52 33MM WWAASSSRTTOEEFILSSETTRRREEEAAPMMORPFTRROOFP(II4LL1E3E22PF)RROOGGRRAAMM eRNALPPUaaSggEee ONLY39 e~2r/r0e6/n9n5nsr14a:s3e4:s5s2ssssesers PROAF.ILEJdReEnPtOiRfTica(twi3o52n2)srrereseereresI~IsTsEsReNAsLesUeSrEsaOeNsLsY 73i*Mn*A*DD*eeT*dcc*aa*tt%*uu0*rr:*A*LBs*DEe*O*D*A*O*2*I*I*6*4*****P*l*a*nt CoAd-e:IdOeCnTtRificationWWaa*ss*tt*ee**SOS*rtt*irr*gee*iaa*nmm*a*lNN*oo*v*a*t*11e*33:*--*00*00*77*880*--6*66/*330*938*44/*--3*304 DCDEoiiPnvvAtiiassIciidtoo!

SSSCREmRE tIe ENoRoong RIEOR"G3/6,7 3M PWoFrOkSin(gppMb)emLeovrealsndinuCmurorneDnattaanQduaHliisttoyrAicsaslesHsummeantn (of the Mean Populations) and Range of `This report documents Battelle's evaluation of the statistical quality and defensibility of 12 data sources ofserum perfluorooctanesulfonate (PFOS) levels found in non- occupational human populations.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST EEX TESTSUBSTANCE -- _-- - Identity: PFCe-r8f5l.uor(o1o-cOtacnteasnuelsfuolnfaotnei;c macaidy,a1l,s1o,2b.e2.r3e,f3e.r4r,e4d.5t,o5,a6s.6P.7F.O7.S8.o8r.8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: from 3M lot nuTmhbeetres2t17s.ubsStaamnpcleeiswaaswhsittoerepdowudnedre.r Sample ambient was taken condifions, pNrMioRr taontdesteilnegm.enPturailtyandaeltyesremsinteedchtnoiqbuees9.0.49% by LC/MS, 'H-HMR, '*F- METHOD a EE Method: OECD 203 Test type: Stalic acute GYeLaPr: CYoemspleted: Study completed 1999.

AR226-012] FE-RY TOXICITY TO AQUATIC PLANTS (E.G., ALGAE) TEST SUBSTANCE -- Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95 or aspartof the mixed product FM-3820 (see Remarks). (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: The test sample is FM-3820, a mixture of the test substance in diethylene glycol butyl ether and water (approximately 24-28% test substance in diethylene glycol butyl ether and water).

AR226-3186 TRADE SECRET Study Title H-24616: Subchronic T oxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 3 o f 5 Laboratory Project ID: DuPont-4739 DuPont-4739 Test Guidelines: U .S.

H-24516: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations AR226-3198 DuPont-5368 TRADE SECRET Study Title H -24516: Sbchronic Toxicity - 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 2 o f 5 Laboratory Project ID : DuPont-5386 Test Guidelines: U.S.

- 3M ENVIRONMENTAL LABORA TORY REPORT NO.

A k 2.36 - 0 3 o S ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Mixture containing Perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-3072. (1Octanesulfonic acid) (CAS # 2795-39-3).

RN 1998 DEER REPRODUCTION ARas6-) ak!

Molecular Crystals and Liquid Crystals Science and Technology.

AR226-2977 FOR DU FONT USE ONLY Study Title Delayed Contact Hypersensitivity Test in Guinea Pigs with H-19173 Study Completed On July 17, 1992 Contracting Laboratory Pharmakon Research International, Inc.

AR226-3058 Study Title 100-Person Human Patch Test with H-2205S (Test Item) Laboratory Project ID Haskell Laboratory Report No. 647-96 Study Completed On September 30, 1996 Contracting Laboratory ConTox Limited 3408-50 B Street Philadelphia, Pennsylvania 19134 Author David Gabriel for E. i. du Font de Nemours and Company Haskell Laboratory for Toxicology and Industrial Medicine Elkton Road, P. 0.

AR226-3080 DuPont HLO-1997-00636 TRADE SECRET $ftHlym Toxicity ofH-22387 to the Freshwater Alga, Selenastmm capricomutum HMfceH Laboratory Project 8P Haskell Laboratory Outside Report No. 1997-00636 Teat Guidelines Organisation for the Economic Co-operation and Development(OECD) Guideline for Testing Chemicals: 201 EU Commission Directive 92/69/EEC, Method C.3 U.S.

4 fU Z G _0 7 0 5 r MICROBIAL INHIBITION (DEHYDROGENASE ACTIVITY) TEST SUBSTANCE______________________________________________ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-201F. (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: The 3M production lot number was not noted.

AP 3& 6- 07^8 STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS -1991 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).