Larry R.

3M General Offices 3M Center St.

Toxicological Summary pros Dietary Acute Mallard Study Test Substance: Perfluorooctanesulfonate (PFOS) Structure: 1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS# 2795-39-3 Remarks: The test substance is a white powder (3M lot #217).

AR226-2185 EXPOSURE EVALUATION FOR NEW PROCESS AT FAYETTEVILLE SITE Prepared by DuPont Engineering Technology Debbie Mulrooney Cathie Barton August 20, 2001 EID293489 TABLE OF CONTENTS Executive Summary 1.

AR226-2246 Robert F Pinchot 01/15/2002 03:27 PM ' To: Bernard J Reilly/AE/DuPont@DuPont ccz Subject: Model Results- Privileged Communication See attached fo r the m odeling results for the cistern locations.

AR226-2360 E L du Pont de Nemours and Company W ashington W orks Halb P.O.

AR226-2517 Mark E Reeder 05/21/2002 09:20 A M To: Michael G McClusky/AE/DuPont@DuPont cc: Ta-Wel Fu/SE/DuPont@ DuPont Subject: Water Samples The C-8 results on the float tank samples you submitted are listed below.

AR226-2553 To: Andrew S Hartten/AE/DuPont@DuPont Co: Subject: request for Information on perfluorochemicals can you make a m eeting this afternoon at 3:15 at chestnut run 711 . . . . . .

dODIIfe DuPont Engineering M y 22,2002 AR226-2590 DuPont EngiitiBring Bariev Mill P is - Bldg, V Lancaster Pike & Rte. 14) Wilmington, D E 138 Mr.

AR226-3149 DuPont-3871 TRADE SECRET Study Title H-23960: In Vitro M am m alian Chrom osom e A berration T est In Chinese H am ster O vary (CHO) Cells Authors Ramadevi Gudi, Ph.D.

Federal Register/Vol. 71, No. 1 9 /Monday, January 30, 2006/Notices 4913 SUMMARY: The EPA Science Advisory Board (SAB) Staff Office announces a public teleconference meeting of the chartered SAB to discuss a draft SAB report, EPA's Draft Risk Assessment of the Potential Human Health Effects Associated with Exposure to Perfluorooctanoic Acid (PFOA): A Review by the PFOA Review Panel of the EPA Science Advisory Board.

3M Corporate Toxicology and Regulatory Services 3M Center, Building 0220-06-E-03 St.

\6YY p.1 m i 2 6 - 3733 July 28, 2006 u c ; QO 05 HUG - 1 " " D ' DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.O.

3M General Offices 3M Center St.

C8 Science Panel Website C8 Science Panel 1:c e pt o s re 08 QC '0 m s C8 Study Results Home The Science Panel 15 October 2008 Panel Members Press Community Study Sum m ary C8 Study results C8 T est Results Consent Form C8 H ealth Project Links C o n ta ct Below are listed 3 Status Reports submitted to the Wood County Court in Parkersburg West Virginia under the C8 Settlement.