onciusions rrom rrevious Keview (15-bec-2003) AR226-3325 bOE Used to Screen Main Ef PFOA Levels I DuPont Confidential onpanystant.Doos 7!

AR226-3335 Datamemo Date: September 21,2000 To: Barbara S.

CorporatHeealthPhysics 3M Center2,20-2E-02 CorporatoeccupationMaeldicine PO Box33220 CorporatPeroductResponsibility st.PaulM,N 55133-3220 CorporatTeoxicology 6517331110 3M MedicalDepartment IdentificatoifFolnuorochemicailnHsuman Tissue Theobjcetiovfethisstudyistodetermitnheeconcentratriaotnioisn,humans,oflivetro serum,livertobileand biletoserum forperfluorooctanesulfon(aPtFeOS).

3M General Oflrices 3M Center St.Paul,MN 55144-1000 6127331110 May 4,2000 VIA FEDERAL EXPRESS Dr.CharlesAuer Director Chemical ControlDivision OfficeOf PollutioPnreventionAnd To)Cics UnitedStatesEnvironmentalProtectioAngency. 401 M Street,Southwest Room 403 EastTower (MailCode 7405) Washington,D.

ELSEVIER Atmospheric Environment 43 (2009) 3717-3724 Contents lists available at ScienceDirect Atmospheric Environment journal homepage: www.elsevier.com/locate/atmosenv ATMOSPHERIC ENVIRONMENT Atmospheric chemistry of perfluorobutenes (CF3CF=CFCF3 and CF3CF2CF=CF2): Kinetics and mechanisms of reactions with OH radicals and chlorine atoms, IR spectra, global warming potentials, and oxidation to perfluorocarboxylic acids Cora J.

Corporate Health Physics Corporate IndustrialHygiene & Ergonomics Corporate Occupational Medicine Corporate Toxicology 3M Medical Department 3M Center,Building220-2E-02 PO Box 33220 - St.Paul,MN 55133-3220 651 733 1110 May 3, 2000 Facsimile Dr.

3M EnvironmentaLlaboratory FinalReport-AnalyticSatludy Single-DoDsermalAbsorption/ToxiSctiutdyyofT-6053inRabbits In-VivSotudyReferencNeumber:HWI#6329-137 StudyNumber: AMDT-022195.1 TestSubstanceF:C-99(T-6053) Name andAddressofSponsor: 3M SCD Division 367 Grove Street St.Paul,MN 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-M-4-0, AMDT-M-5-0, AMDT-M-8-0, and Revisions: Thermal Extractionof Fluorideby Means of a Modified Dohrmann DX2000 OrganicHalideAnalyzer-Liver FluorideMeasurement by Means ofan Orion EA940 Expandable Ion Analyzer ExtractionofFluorochemicalsfrom RabbitLiver AnalysisofRabbitLiverExtractforFluorochemicalsUsing ElectrospraMyass Spectrometry Analysisof FluorideUsing the SkalarSegmented Flow Analyzer with Ion SelectivEelectrode InitiatioDnate: See attachedprotocol Author:James D.

3M General Ofrices 3M Center St.Paul,MN 55144-1000 612733 1110 May 25, 2000 VIA EXPRESS MAIL Dr.Charles Auer Director Chemical ControlDivision OfficeOf PollutionPreventionAnd Toxics UnitedStates EnvironmentalProtectionAgency 401 M Street,Southwest Room 403 East Tower (MailCode 7405) Washington, D.

40) Hammett Acidity Function Literature value (Ho = -13.2) JAN 0 9 2004 Contains No CBI - L13 ANSWER 1 OF 1 HCA COPYRIGHT 2001 ACS ACCESSION NUMBER: 86:195906 HCA TITLE : Perfluorosulfonic acids. 111.

3M General Offices 3M Center St .

Er ANALYTICAL REPORT PFOAPFOS Anaysis ot: DoEo20218 Wika Gromnite Town a Newton Novo 0. ree 39 Trinity Street Tomer Wirchoell .aareotgon Nay 15,2008 A /91500) DEP2.soWe.a000ss Case Narrative : D8E020218 axcoptions ae noted below: The results included in this report have been reviewed for compliance with the Laboratory Quality Manual.

EPA Activities/Issues on Fluorosurfactants Mary F.

3M GLP10-01-02; Interim Report 09 Analysis of PFBS, PFHS, and PFOS In Groundwater Quarterly Groundwater Sampling - Sept 2010 GLP10-01-02: Interim Report 09 - Analysis of PFBS, PFHS. and PFOS in Ground Water Samples Collected from Decatur.

3M ENVIRONMENTAL LABORATORY REPORT NO.

INTERIM REPORT # 4 - Analysis of Surface Soil Samples STUDY TITLE Analysis o f Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS 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 .