AR226-2483 fii July 16, 2001 C E R T IF IE D M A IL RET U R N R E C E IP T R E Q U E ST E D M s.

AR226-2806 DuPont-12020 TRADE SECRET Study Title H-25537: Corrositex In Vitro Test Laboratory Project ID: DuPont-12020 A u t h o r : Carol Finlay, B.A.

^ 6_ 36/ Management Strategy for four new fluorotelomer based substances Consultation meeting on PFCA Action Plan February 2006 000065 Overview Need for Action Exposure Sources Considerations Proposed Objectives Proposed Risk Management Actions Next Steps Page 2 000066 p to Need for Action Assessment of four new fluorotelomer based substances notified under New Substances Notification Regulations Concerns: Sources o f long-chain PFCAs : persistent, bioaccumulative, adverse effects, increasing concentrations in Arctic mammals.

TSCA Document Processing Center Attn: Section 8(e)/FYI M2.Z6 - 373V August 10,2006 Page 4 of 10 Attachment 1 July 19, 2006 "Note for settling parties" from the Science Panel (1 page) Note for settling parties We have prepared some outline protocols for several interlinked research components addressing the potential health effects of exposure to C8 around the Washington Works plant.

September 29,2006 Page 3 ATTACHMENT 2 Tables and excerpts from the draft protocols that contain raw data C-8 blood levels.

Sanitized Version for the AR-226 Public Electronic Docket (CBI and copy restricted documents removed) Index DOCUMENT DESCRIPTION NO.

I Betty Boros-Russo - FW: L2535805 City of Salem PFOA/PFOS (3rd round of samples) From: To: Date: Subject: "Fred Mucci" <fmucci.salem@verizon.net> "'Betty Boros-Russo'" <Betty.Boros-Russo@dep.state.nj.us> 1/29/2008 9:40:16 AM FW: L2535805 City of Salem PFOA/PFOS (3rd round of samples) Good Morning Ms.

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SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 249892 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur Attention: Jai Kesari Date: 01/03/2007 Signature Name: Richard C.

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SEVERN 1 REN T STL STL Chicago 2417 Bond Street University Park, IL 60466 Tel: 708 534 5200 Fax: 708 534 5211 HWW.Si/-ff7C.C0fn SEVERN TREN T LA B O R A TO R IES i l t io JOB NUMB ER : 233 5 07 P r e p a r e d "Por: W e s Lon Soluti, o n s , Inc . 14 0 C -Weston Way B u i l d i n g 5-2 :: .

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3M ENVIRONMENTAL LABORATORY REPORT NO.

3M ENVIRONMENTAL LABORATORY REPORT NO.

INTERIM REPORT # 9-Analvsis of Ground Water Samles STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE January 9,2007 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.