SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 244549 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Jai Kesari Date: 03/09/2006 Signature Name: Richard C.

b4> NOTE TO FILE - OPPTS 50639 October 23, 2000 FROM: Karen Lannon SUBJECT: Revised PFOS Hazard Assessment M S A 6 _ 03lf-& Attached is a revised PFOS Hazard Assessment.

3 Analytical Report Determination of PFC Concentrations in Fish Collected from the Tennessee River in the Fall of 2012 Study Title Analytical Study ISO12-01-01-04: Tennessee River Fish Sample Analysis, October 2012 Project Coordinator(s) Jai Kesari, P.E., DEE and Charles Young Weston Solutions, Inc. 1400 Weston Way Westchester, MA 19380 Principal Analytical Investigator Cleston C.

3M Specialty Materials 3M Center St.

'aceAnalytical F ie ld Services Division 3 Prepared by: Pace Analytical Services, Inc.

ATTACHMENT TO LETTER OF JANUARY 30, 2002 3M FLUOROCHEMICAL SUBMISSION Back to Main Menu TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE STUDIES PFOS Perfluorooctanesulfonate Repeat Dose Studies 1.

3M Medical Department Study: T-6316.1 3M Medical Department Study: T-6316.1 Analytical Report: FACT-TOX-003 LRN-U2104 Analytical Report: FACT TOX-003 LRN-U2104 Study Title 104-Week Dietary Carcinogenicity Study with Narrow Range N-Ethyl Perfluorooctanesulfonamido Ethanol in Rats Analytical Laboratory Report Title Determination of the Presence and Concentration of PFOS, PFOSA, PFOSAA, EtFOSE-OH, M556, and PFOSEA in Serum and Liver Samples of Crl:CD(SD) IGS BR Rats Exposed to N-Ethyl Perfluorooctanesulfonamido Ethanol Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date June 06, 2001 Performing Laboratories Liver and Serum Analyses '1 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

A l W - o 157 3M Environmental Laboratory__________________________ 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.

ftp*JUlS - 63J .Dainippon Ink & Chemicals, Inc * Facsimile Transmission D A T E ............................. 21 th.

3M Specialty Materials 3M Center St.

M zz If January 30, 2002 MEDOW12nfirar0fv.eis0icCchretoPihonnoeargmn,rftlnoCPeesnsonhy,lteMllaDmvul.at.PiiCnAcoria.noualte2PAeCr0crvo4etienv6onte0nrunoeAtli,oDgNnei.nvWacinsy.dio(Tn7o4x0i5cMs ) Fire Fighting Foam Coalition Thomas A.

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AR&&6 - 2393APR2k PH 2; 2 7 Telomer Research Program O A tK m ABC SAX ULAS9 COA*WNV Clariant Analysis ofTelomer-Based Products and Telomer-Treated Articles Scope and Rationale The Telomer Research Program (TRP)1has studies underway to investigate the potential formation and/or release of perfluorooctanoic acid (PFOA) from telomer-based products and consumer articles treated with such products.

RECEIVED 0PPTNCIC P Afisa. 6 - H-QS DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.0.

POSF 3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May 11, 2004 TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE Click on Study Title to View Report Perfluorooctanesulfonyl fluoride Acute Toxicity 1.