AR226-2883 Material Tested E.

AR226-2958 Laooratory Project ID "i Haskell Laboratory Report No. 333-91 tkoe5 ^ ACO^ &vef 53^^- t;o^' | Page 1 of 12 Material Tested.

AR226-3041 Study Tide Skin Irritation Test with H-21665 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 179-96 Tracy A.

AR226-3123 HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE H-24108: STATIC, ACUTE 48-HOUR SCREENING TEST TO Daphnia magna PURPOSE: This is a rangefinding study designed to provide an estimate of aquatic toxicity using fixed test concentrations and data measurements at predetermined intervals.

AR226-3214 TRADE SECRET Study Title H-25134: Influence on Growth and Growth Rate of the Green Alga Selenastrum capricornutum Laboratory Project ID: DuPont-8863 AUTHOR: Terry Lee Sloman, B.S.

AR 226 _ 3276 Duwpoonmt 1155 AR R26_ 3276 ~ TRADE SECRET Study Tite H-24743: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Laboratory Project ID: DuPont-11558 AuTHOR: Carol Finlay, B.A.

AR226-3334 TTt fri 4/t 6/" 4 ^ / : ^ a-<" t& - ^-..--.i;?.

AR226-3389 Genetic Toxicology of 8-2 Telomer B Alcohol G.L.

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3M Environmental L boratory FinalReport- AnalyticalStudy Single-doseDermal Absorption/ToxicitSytudy ofT-6049 inRabbits In-Vivo Study ReferenceNumber: HWI#6329-130 Study Number: AMDT-020895.1 Test Substance: FC-95 (T-6049) Name and Address of Sponsor: 3M SCD Division 367 Grove Street St.Paul,MN 55106 Name and Address of Testing Facility: 3M Environmental Technology & Services 935 Bush Avenue St.Paul,MN 55106 Method Numbers AMDT-M-1-0, AMDT-M-2-0, ANMT-M-4-0, AMDT-M-5-0, and Revisions: Thermal Extractionof Fluorideby Means of a Modi:fied Dohrmann DX2000 Organic Halide Analyzer-Liver FluorideMeasurement by Means of an Orion EA940 Expandable Ion Analyzer Extractionof Fluorochemicalsfrom Rabbit Liver Analysisof RabbitLiver ExtractforFluorochemicalsUsing ElectrosprayMass Spectrometry InitiationDate: See attachedprotocol Author: James D.

48-HR 94-X (Li ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.

Microbics saltof PFO ---I'@.--.-.1. pownwo MICROBICS MICROTOX@ TOXICITY TEST TEST SUBSTANCE Identity:PerfluorooctanesulfonaLtiet,hiumsaltm;ay alsobe referredto as PFOS LisaltF,C-94,orFC-94-X.

CLIENT PRIVATE PROTOCOL TITLE: Range findingCytotoxicitAyssay of T-6292,T-6293,T-6294.

April27,2000 One GenerationReRroduction Study ofPFOS Mevalonic Acid/CholesteroClhallengeand NOEL InvestiL-atiionnRats Draft Study Outline Study ObjectivesT:hisstudywillserveasa follow-upstudytoCombined Oral(gavage FertilitDye,velol2mentaland Perinatal/PostnaRteaplroductionToxicityStudy of PFOS in Rats(ArgusProtocol418-008,3M studynumber T-6295.9).The objectiveosf thestudy areasfollows: 1) todeterminewhetherornotco-administratiofnmevalonicacidor cholesteroclan preventor antagonizetheadversematemal and fetaleffects(reducedmatemal body weightgain,increasedpercentstillbordne,creasedbirthweightand decreasedpup survivalo)bservedinthepreviousstudy;and 2) torefmetheno observedeffectlevel(NOEL).

Argus PK Outline 5/03/2000 One Generation ReiproductionStudy of PFOS in Rats Pharmacokinetic Analysis Study Outline Study Objectives:This studywillserveas a follow-upstudytoCombined Oral(gava2e) FertiliiDye.velopmentaland Perinatal/PostnaRteaplroductionToxiciiyStudyof PFOS i Rats(ArgusProtocol418-008,3M studynumber T-6295.9).The objectivoef thestudy isto gainadditionaplhannacokinetc(PK) dataon PFOS inpregnantratsand theirpups.