3M General Offices Certified Mail 3M Center St.

Hollvhouse Inc PO Box 474 1771 Sandy Point Rd.

H18636: Slide Review of pancreas lesions from DuPont APFO Study Date of Review: 28thNovember 2001-11-29 Reviewing Pathologists: Dr E E McConnell and Dr J R Foster Study No: HN-18636 Study Title: Combined Chronic Toxitity/Oncogenicity Study with Linuron, C8 and W yl4,643.

A& 6- 0 6 /!

AtL22rtf(>8 Bladder Cancer in Perfluorooctanesulfonyl Fluoride Manufacturing Workers Final Report Bruce H.

A222&- Reduction of Perfluorooctanoic Acid (PFOA), Precursors, and Related Impurity Levels in Fluorotelomer Intermediates and Finished Products Presentation given to US EPA contained 48 total charts.

TsstResuls i-.

AR226-2349 U.S.

AR226-2817 DuPont-15372 TRADE SECRET Study Title H-24921, H-26313, and H-26225: Evaluation of the Interference of the Test Substance in the Analysis of Rat Serum Lipids Author: Denise Hoban, B.A, MLT (ASCP) Study Completed on: October 13,2004 Testing Facility: E.I. du Pont de Nemours and Company HaskellSMLaboratory for Health and Environmental Sciences Elkton Road, P.O.

Society of Environmental Toxicology & Chemistry Summary of DuPont Presentations AR226-3352 SETAC Europe April 18-22, 2004 Prague, Czech Republic Perfluorooctyl Ethanol Biodegradation : Transformation Products and Pathway Buck R.C.1.

Columbus Childrens Hospital P-1 Page 1 of 1 If you need m ore information, please contact one of the individuals below in Marketing/Public Relations at Colum bus Children's Hospital: Mary Ellen Fiorino (614) 722-4595 Pam Barber (614) 722-4595 enter email address If you would like to be notified via email when we add news releases to this section, please submit your email address an d click "get updates."

P-1 "McCrea, Deborah" <mccrea@taftlaw.com> 10/30/2009 12:15PM To NCIC OPPT@EPA RfTF!

/ R 6 _ 0 9 5 & UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 SEP - 5 20U OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES Mr.

September 10, 2003 Document Control Office (D CO ) Office of Pollution Prevention and To xics (O P P T ) US Environmental Protection Agency EP A East, Room 6428 1201 Constitution Avenue, NW Washington, DC 20460 A ISIi 1 ^ ^ 1S a M .

3M General Offices 3M Center St.