foHseon vefntne,13.305137i07.m75a45Bld,Madcon, I 608.241.4471 608.241.7227 Fax Sponsor: 3M St.

AR126-052Y4 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: PaesrPflFuOorAootcettarnaoibcutayclida,mmaomnmioumnisaultm, sAalmtm; omnaiyuamlso be referred to paesraflmuaojroorocctoanmopaotneePnFtOo,f FFCC--111061,5FoCr-1F2C-61,0F15C--X1.69,(OFcCt-a1n4oi3cor acid, pentadecafluoro-, ammonium salt, CAS # 3825-26-1) Rcheamraarctkesr:ized,Ththeotuegsht scuarmrpelnet iinsfFoCr-m1a0t1i5o-nXi.ndiIcta'stepsuriistyaw3a0s%nsottrasiugffhitciently cwaarsbo"nHcOhGaEin2v0e5r"s.ion of FC-143 in 80% water.

PFOS: A DIETARY LC50 STUDY WITH THE NORTHERN BOBWHITE WILDLIFE INTERNATIONAL LTD.

AR226-2040 ^ tV.SWttTiTV^iyWW^WWTOW 'I* My.vff- W^'A. :.

PathologyAssociateslntemational A Company ofScienceApplicatioInnsternatioCnoarlporation AA Empbya&Owrad CaMwy SECOND DRAFT CELL PROLIFERATION REPORT 104-WEEK DIETARY PERFLUOROOCTANE CHRONIC TOXICITY AND CARCINOGENICITY STUDY WITH SULFONIC ACID POTASSIUM SALT (PFOS;T-6295) IN RATS COVANCE STUDY NUMBER 6329-183 PREPARED FOR: 3M TOXICOLOGY SERVICES BUILDING 220-2E-02,3M CENTER ST.

CORNING Hazleton MUTAGENICITY TEST ON T-6342 IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY + [EINALREPORT AUTHOR Hemalatha Murli, Ph.D.

FINAL REPORT PROTOCOL 418-013 ORAL (GAVAGE) PHARMACOKINETIC STUDY OF PFOS IN RATS SPONSOR'S STUDY NUMBER: T-6295.12 FINAL REPORT DATE: 24 JUNE 1999 00780 I-- PROTOCOL 418-013 ORAL (GAVAGE) PHARMACOKINETIC STUDY OF PFOS IN RATS SPONSOR'S STUDY NUMBER: T-6295.12 TABLE OF CONTENTS SUBJECT PAGE I.

Quality Assurance Project Plan Multi-City Study Sampling Task (N100672) BACK TO MAIN Amendment 1 to Revision No.: 1 Effective Date: June16,1999 Page 1 of 3 Amendment 1 to the Quality Assurance Project Plan and Associated SOP'S for Empirical Human Exposure Assessment Multi-City Study Sampling `Task To June 16,1999 Prepared by Ba ttelle 397 Washington Street Duxbury, MA 02332 (781) 934-0571 MRROVALS L u - `-1 Donald Gunster 1 Sampling Task Leader RAosaPnnaWBuh%l 64& Battelle Sampling Task QA Officer Marcia Nishioka ` Battelle Project Manager Susan Abbgy U Battelle Prog!

AR226-2079 -CTT'vr'i..^" ^iW DAT'-'-'; ?

FOR DU FONT USE ONLY Skin IrritaKw AR226-2946 Du Font HLR 112*90 In Rabbits Study Completed On March 5, 1990 PerformingLaboratory Haskell LEa. bIo.radtouryPofm|si r dTe oNxeicmooluorgsy anandd CIofmldpuansyt,riaInl cM. edicine Elkt w Road, P.

AR226-3030 r 'j CCR PROJECT 509800 GENE MUTATION ASSAY IN CHINESE HAMSTER V79 CELLS IN VITRO (V79/HPRT) WITH REPORT Study Completion Date: October 06,1995 RCC Company"-8'1-'308 Test Report CCR Project 509800 COPY OF GLP CERTIFICATE HESSISCHES MINISTERIUM FOR UMWELT.

ADVANCED BIOANALYTICAL SERVICES, INC.

BIODEGRADATION TEST SUBSTANCE Identity:Perfluorooctylsulfonadtied,ecyldimethylammoniumsalt;may also be referredto as Fluoroalkyalmmonium derivative[.1Decaminium, N-decyl-N,N-dimethyl-s,altwith 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecaf-luoro-1 octanesulfoniaccid(1:1)C,AS # 251099-16-8] Remarks: The 3M productionlotnumber was Lot 1.

ACTIVATED SLUDGE RESPIRATION TEST SUBSTANCE INHIBITION TEST Identity:Perfluorooctylsulfonadtied,ecyldimethylammonium salt;may alsobe referredtoas Fluoroalkyalmmonium derivative[.1Decaminium, N-decyl-N,N-dimethyl-s,altwith 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafl-uoro-1 octanesulfoniaccid(1:1),CAS # 251099-16-8] Remarks: The 3M productionlotnumber was Lot 1.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredto as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonicacid)(CAS # 2795-39-3).