TRADE SECRET Study Title H-24002: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-2926 AR226-3216 AUTHOR: CarolPinlay,B.A.

PffYSICAL - CIffEIN/fICALPROPERTT-ES A Robust Summary, FinalReport, and Protocol on the physical-cbemicaplropertiesof perfluorooctanesulfonataere includedfor each of the followingparameters: PAR-KWTER DATE OF REPORT RESULTS ;MeltingPoint/MeltingPointRange Vapor Pressure n-Octanol/Water PartitionCoefficient Air-Water PartitionCoefficient Solubilitiyn ppre water SolubilityMeasurements on FC-95 2/24/99 5/5/99 2/11/00 3119/00 5/3/99 2/6/81 4000C 3.31x 104p (4@200C Not calculablet;hr" 0(<2xlO-) 570mg/l 1080mg/l phases The data presentedinthe study "SolubilitMyeasurements on FC-95," was determined by indirectmeasurement, not by actualanalysis.Therefore,the data isnot reliable.

3M SpecialtyMaterials 3M Center St.Paul,MN 55144-1000 651733 1100 June 8,2000 Dr.CharlesAuer Director Chemical ControlDivision OfficeofPollutionPreventionand Toxics United StatesEnvironmentalProtectioAngency 401 M Street,Southwest Room 403 EastTower (MailCode 7405) Washington,D.C. 20460 Re: InformationofPerfluorooctanoAicid & Salts- UEIP Form Dear Charlie: 3M isenclosingthecompleted"Use and ExposureInformationProfileo"r"UEIP" for perfluorooctanoiaccidand salts.

p. 1 A 9 aa6_ 36~s A preliminary list of publishe d references being considered in the update to the scienc e Prepared following the completion of the environmental and human health risk assessments of the 4 notified polymers .

3M Katherine E .

oo .

3M Environmental Laboratory ARG-015T / fz Final Report- Analytical Study Single-Dose Intravenous Pharmacokinetic Study of T-6053 in Rabbits In-Vivo Study Reference Number: HWI#6329-136 Study Number: AMDT-010495.1 Test Substance: FC-99 (T-6053) `Name and Address of Sponsor: 3M SCD Division 367 Grove Street St.

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3ff ARL26 1094 MR 54 376 The Society of the Plastics Industry, Inc.

ARR26-- 1106 ACUTE TOXICITY TO THE EARTHWORM (Eisenia fefide) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3.4,4.5,5,6,6,7.7.8.8,8heptadecafiuoro-, potassium salt, CAS # 2795-39-3) R3eMmalortknsu:mbTehre2t1es7t.sSubasmtpalnecewiassastwohrietde upnodwedrera.mbSiaemnptlceonwdaistitoanksepnriforrotmo etelsetmiengn.taPluraintayldyesteesrtmeicnhendiqtouebse. 86.9% by LC/MS, 'H-HMR, *F-NMR and METHOD oMuettlhinoedd:inTthhee sOtrugdayniwzaatsiconofnodrucEtceodnuosmiincgCaooprpoetroactoilobnaasnedd Doenvperloocpemdeunrtes (TeOsEtCtDy)peG:uiSdteatliicn,eaNrtoi.fic2i0al7.soil substrate GLP: Yes Year Completed: 2002 Species: Eisenia fofida Analytical monitoring: Test substance concentrations in soil measured by LC/MS/MS at Days 0 and 14; in earthworm tissues after test termination.

So i, 30 Specialy Materials June 15, 2000 ri S3tM.PaCualneMrN SS144-1000 AR296 - 0577 77/7 / Mr.

EXPOSURE EVALUATION FOR NEW PROCESS AT FAYETTEVILLE SITE Prepared by DuPont Engineering Technology Debbie Mulrooney Cathie Barton August 20, 2001 Revised February 20, 2002 TABLE OF CONTENTS Executive Summary 1.

AR226-3204 DuPont-2925 Supplement No. 1 TRADE SECRET Study Title H-24000: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-2925 AUTHOR: Carol Finlay, B.A.

c SaKaitfheVriisenePEr.esRideeent, PhD. : off FN Coen 3SaMfetEymiOpreornamteinotnsal Heath and ne Haze. 3SHE O5SEP-2 0:38 ne S79C000PBBaauxlsh3MA0Nv1e$ne5,13B3u.il3d1ing 4225.26 )ST a 258765 August 26,2005 Teh-otos-037 RDoocoumme6n4t28Processing Center (Mail Code 7407M) NO TSCA CBI OAtftfeincteioofnP:olTlSutCiAon8P(r)evCeonotridoinnaatnodrToxics US.

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