POLYMER PRODUCTS DEPARTMENT MANUFACTURING DIVISION AR226-2008 TO: J.

AR226-2113 Industrial Hygiene Sample Date Range Concentration Range Action Level 1/1/86 100% 12X31/86 Sample Dt Sam ple# Duration Type Employee Name B T O : OS TEFLON LO C : 7D1 FINE PO W DER DRYER-EAST SID E #2 3/5/86 46263 950 Z 6/486 43264 360 z earns 46265 330 z 8/8/86 46273 390 z 8/5/88 40272 390 z 8/10/86 46271 360 z 8/116 46270 390 z 8/12/86 46269 350 z 8/13/86 46268 390 z 8/16/86 46267 390 z 8/25/86 46266 330 z 9/12/86 46275 360 z 9/15/86 46274 360 z 11/9/86 46276 330 z 11/22/86 46277 375 z Pere Chemical C-S/FC-143 C-S/FC-143 C-8/FC-143 C-8/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 C-8/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 C-S/FC-143 BTO: 03 TEFLON LOG: 702 FINE POWDER DRYER CONTROL ROOM (ALSO SEE TTFC1 8/12/86 36601 350 z C-S/FC-143 8/13/86 36600 390 z C-S/FC-143 8/16/86 36599 390 z C-S/FC-143 10/24/86 36602 300 z C-S/FC-143 11/13/86 36604 255 z C-S/FC-143 BTO: 08 TEFLON LOG: 703 FINE POWDER PACKOUT ROOM 2/26/86 34534 390 z 5/21/85 3453?

AR226-2361 September 2002 Throdgb August 2003 A ir Dispersion Modeling Analysis o f APFO Emissions (Revised) May 24,2004 Page 1 of 9 SEPTEMBER 2002 THROUGH AUGUST 2003 AIR DISPERSION MODELING ANALYSIS OF APFO EMISSIONS -------------------------------------- (Revised)-------------------------------- -- -- DuPont Washington Works Facility Parkersburg, West Virginia Prepared for: West Virginia Department of Environmental Protection Division o f Air Quality 7012 MacCorkle Ave, SE Charleston, WV 25304-2943 Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmington, DE 19898 C:\c8\c8_0803_report_revised May 24,2004 I E ID 775177 EID 775177 September 2002 Through August 2003 Air Dispersion Modeling Analysis o f APFO Emissions (Revised) May 24,2004 Page 2 o f9 1.

AR226-3209 DuPont-2920 Supplement No. 1 TRADE SECRET Study Title H-23926: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-2920 Author: Carol Finlay, B.A.

'W M -M i 9m . ?

News release: Revised fish consumption advice issued for bluegill sunfish in Pool 2 of the...

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

3s?

CXR Biosciences Ltd.

"McCrea, Deborah" < m ccrea@ taftlaw.com > 10/05/2009 01:56 PM To NCIC OPPT@EPA cc "Bilott, Robert A."

<eo st^i nT ___ FYI-0900`/3 7 g UNITED STATES ENVIRONMENTAL PROTECTION AGENCY w * IS WASHINGTON, D.C. 20460 AR2.2.6 - oex<\ iV / ^ ;>(c September 5, 2000 OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES 3M Company, Inc.

06/15/2000 ENVIRONMENTAL LABORATORY ARCHIVED FINAL REPORT B A C K TO MAIN AR226-1030A029 LAB REQUEST NO.

BACK TO MAIN Laboratory Report-Revision 1 Analytical Report of Data for PFOS Dietary LC50 Study in Northern Bobwhite (Sera and Liver) Laboratory Report No.

BACK TO MAIN Study Title Microbial Metabolism (Biodegradation) of Perfluorooctane Sulfonate (PFOS) I.