AR226-2278 Robert F Pinchot 04/23/2002 03:03 PM To: cc: Subject: M.

AR226-2325 ^ John W MilroyJH 04/03/2003 05:41 PM To: cc: Subject: Catherine A Barton/AE/DuPont@DuPont Stephen R Hastlngs/DDE/DuPont@DuPont, Ann K Masse/HO/DuPont@DuPont, Charles J Zarzecki/AE/DuPont@DuPont Re: Data for air dispersion modeling Q This is the data for DuPont Dow, building 1163, C8 release to the amosphere.

AR226-2335 ^y Ann K Masse 05/08/2003 06:30 PM To: cc: Subject: Irene A Legiec/AE/DuPont@DuPont, Catherine A Barton/AE/DuPontQDuPont, Charles J Zarzecki/AE/DuPont@DuPont MASS BALANCE TEAM - ENVIRONMENTAL SAMPLING This will be a good meeting for you to attend.

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AR226-2810 TRADE SECRET Study Title H-24750: Influence on Growth and Growth Rate of the Green Alga Selenastrum capricomutum AUTHORS: BarbraD.

AR226-3155 TRADE SECRET Study Title H-23961: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Laboratory Project ID: DuPont-2923 DuPont-2923 AUTHOR: Carol Finlay, B.A.

TRADE SECRET AR226-3175 DuPont-6010 Study Title H-24516: Static, Acute, 48-Hour Screening Test to Daphnia magna Laboratory Project ID: DuPont-6010 AUTHOR: Robert A.

Haskell Laboratory for Toxicology and Industrial Medicine January 4,2002 AR226-3215 TO: ( Milot Developmental Toxicity Study in Rats cc: L.

3M Environmental Laboratory FinalReport-AnalyticaSltudy Single-DoseIntravenousPharmacokineticStudy ofT-6053 inRabbits In-VivoStudyReferenceNumber: HWI#6329-136 Study Number: AMDT-010495.1 TestSubstance:FC-99 (T-6053) Name and AddressofSponsor: 3M SCD Division 367 Grove Street St.Paul,NIN 55106 Name and Address ofTestingFacility: 3M EnvironmentalTechnology& Services 935 Bush Avenue St.Paul,MN 55106 Method Numbers AMDT-M-1-0, AMDT-M-2-0, AMDT-M4-0, AMDT-M-5-0, AMDT-M-8-0, and Revisions: Thermal ExtractioonfFluorideby Means of a Modified Dohnnann DX2000 OrganicHalideAnalyzer-Liver FluorideMeasurement by Means ofan Orion EA940 Expandable Ion Analyzer ExtractionofFluorochemicalsfrom RabbitLiver Analysisof RabbitLiverExtractforFluorochemicalsUsing ElectrospmyMass Spectrometry Analysisof FluorideUsing the SkalarSegmented Flow Analyzer with Ion SelectivEelectrode InitiatioDnate: See attachedprotocol Author:James D.

Dr.ChadesReich ExecutiveVice President December 15,2000 3M SpecialNtbyterial Mw*ets 3M CenterB,uilding220 St.Paul,MN 55144-1000 6517330439 651575 8001 Fax CERTIFEED NUIL Document ProcessingCenter(7407) ATTN: Section8(e)Coordinator OfficeofPollufioPnrevenfionand Toxics US EnvironmentalProtecfioAngency 401 M Strea@SW_ Washington,DC 20460 Re: TSCA 8(e)NoticeforPerfluorooctanSeulfonylFluoride-basePdroductionProcesses Dear Sir: PursuanttoSection8(e)oftheToxic SubstancesControlAc@ 3M isreportingthedraftresults of an updateof a retrospecticvoehortmortalitsytudyofworkersattheDecatur,Alabama manufacturingfacilityT.he studyupdatewas performedby theUniversityof Mnnesota!

p. 1 ~-~,ata6~ ~687 INTERIM REPORT #23 Analysis of Sediment Sample s STUDY TITLE Analysis of Perfluorooctanoic Acid (PFOA) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Progra m DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P .E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-376 1 MERIjVI REPORT COMPLETION DATE May 2, 2006 PERFORMING LABORATOR Y Exygen Research 3058 Research Drive State College, PA 1680 1 Phone : 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

INTERIM REPORT #22 - Analvsis of Soil Samples STUDY TITLE Analysis of PerfluorooctanoicAcid (PFOA) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LCMSMS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE September 22,2006 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

"McCrea, Deborah" <mccrea@taftlaw .com> 10/30/2009 12 :15 PM To cc bcc Subject NCICOPPT@EPA P "Bilott, Robert A."

Journal of Peptide Science J.

3M ENVIRONMENTAL LABORATORY REPORT NO.