3M Specialty Materials 3M Center St.

bSrRiPshT-6295.8, T-6316.4, T6868.2, T-7071.1, 7132.1 AR26-1. 8// 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Title: Comparative Molecular Biology of Perfluorooctanesulfonate (PFOS, `T-6295), N-ethyl perfluorooctanesulfonamido ethanol (N-E(FOSE, T-6316), N-Ethyl perfluorooctanesulfonamide (N-EtFOSA, T-6868), Perfluorooctanesulfonamido acetate (FOSAA, T-7071), and/or Perfluorooctanesulfonamide (FOSA, T-7132)of in Rats and Guinea Pigs following Oral dosing.

AR226-2293 ,/"'"' Pebble J Mulrooney 11/04/2002 12:16 PM To: cc: Subject Catherine A Barton/ABDuPont DuPont FYI (C8 Modeling) - Penntt Detennlnation - Discussion wllh DAQ -- Forwarded by Debbie J Mulrooney/AE/DuPont on 11/04/200Z 12:15 PM - k Robert L HItchey r 11/04/2002 10:30 AM To: cc: Subject: Kart G Kronberg/AE/DuPont DuPont, Michael T Evans/AE/DuPont@DuPont, John E Crum/SE/DuPontDuPon( David F Altman/SE/DuPont @ DuPont, Andrea V Malinowskf/AE/DuPont DuPont, M.

AR226-2514 From: Dick J C Meijer on 04/03/2002 07:38 AM CET To: cc: Subject: Ta-Wei Fu/SE/DuPorrt@DuPont Ton Rbelen^UR/DuPont@DuPont, Stephen R Peck/SE/DuPont<s>DuPont, Yoshihiro Hayatsu/PO/DuPont@DuPont, Hidetaka Hiromatsu/PO/DuPont@DuPont, Paul K Mathur/CL/DuPont@DuPbnt, Akito Aba/AE/DuPont@DuPont.

AR226-3327 Surface Protection Solutions 6-May-2004 Company SanFtfzed.

+ ` ' 15ef SKathIrinrE.iReene.

"McCrea, Deborah" <rnccrea@taftlaw.com> 08121/2009 10 :52 AM To NCIC OPPT@EPA cc "gilott, Robert A."

Co 3 am 3M Specialty Materials Ute ARDEOLR 3MCenter 8175 110 =~ aVtg, ."

C : e 3M Specialy Materials 1M7sCantenromo o F sr-0500- 1378 bef May15, 2000 ARNL-0203 -- Lepr ee 3M cuir BFYII-SeeA-cRo1A378A Director Chemical Control Division OUfnfiitceedofStPaotlelsuEtnivoinrPornemveennttailonPraontdecTtoixoincAsgency 4R0o1oMm 4S0tr3eeEta,stSoTuotwhewers(tMail Code 7405) Washington, D.C. 20460 ou Ors ai. ic fi~ = R oe?

--B MPhmfbhhe , AMA rmmm Rr mm IM Sp.ecialy Materials eceonnessen 1?

Ap226- [0SS THE OCCURENCE OF PERFLUOROOCTANOATE IN ENVIRONMENTAL, DIETARY AND HUMAN SAMPLES 1 on PREPARED BY: " THE ASSOCIATION OF PLASTIC MANUFACTURERS IN EUROPE (APME) AD HOC APFO TOXICOLOGY WORKING GROUP VERSION 1: JANUARY, 11 2002 a.

: Fett pRanco 166 OHIO RIVER WATER SAMPLING .| RESULTS DUPONT WASHINGTON WORKS FACILITY AND THE LETART LANDFILL Date: November 2002 Project No.: DEWW7423 18983635.14000 18983632.00021 am CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 CONTAIN NO CBI 000028 `SRAT Ono Ruer Wate Samping Results Table of Contents TABLE OF CONTENTS J S---- m--_ 20 C-8 Analyses and Analytical REDOING .vrsnsnn 3 3.0 Ohio River Water C-8 Results Near The Washington Works Facility .......3 : 4.0 Ohio River Water C-8 Results Near the Letart Landfills] 5.0 OhioRiver Parameters...

AR 226 -- 1235 TSWAOM-PMLIILNEG RADIUS SURVEY REPORT AND C-8 WASHINGTON COUNTY, OHIO (JUNE - SEPTEMBER 2002) Date: December 2002 Project No.: DEWW7455 -- 18983637 8 CORPORAAnTAEllRiEanMcEeDbIeAtTwIeOenN GROUP DuPont and URS Diamond C .

x AR 226 - 08 &/ ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) IESTSUBSTANGE Identity: ArefmeirxrteudretocaonstPaiFnOiSng,pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twhoficFhC-m6a0y3EaFls.o (b1e- Octanesulfonic acid) (CAS # 2795-39-3).

Report E01-1256 PFOS: A Reproduction Study with the Mallard AR226-1743 Study Title ANALYTICAPLHASE REPORTFOR PFOS: A REPRODUCTIOSNTUDY WITH THE MALLARD Data Requirement FIFRA Subdivision E, Section 71-4 OECD Guideline 206 Author Lisa A.