Study Sponsor: Issue D ate: Docum ent R eferen ce No.: E L F A TO C H E M S .A . 10-NO V-95 9 5/S A E 6/1205/H T AR226-3032 \ Acute Toxicity to D aphnia Author(s): H.

AR226-3108 HLiufenSticniegndcoens CONFIDENTIAL DPT 438/984469 ASSESSMENT OF READY BIODEGRADABILITY MODIFIED STURM TEST Sponsor Dupont Speciality Chemicals, Jackson Laboratory, Chambers Works, Deepwater, NJ 08023, USA.

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RESPONSIBLE SCIENCE POLICY COALITION Polyfluoroalkyl Substances: Best Practices for Science Policy Decisions July 24, 2018 James Votaw, Partner Keller and Heckman LLP Jonathan Gledhill, President Policy Navigation Group RESPONSIBLE SCIENCE POLICY COALITION 1001 G STREET, NW SUITE 500 WEST, WASHINGTON , DC 20001 RSPC New PFAS Coalition Key members: 3M, Johnson Controls More members joining Objectives Provide scientific resources to public policy decisions at federal and state level Coordinate investments in research with other stakeholders to maximize value and to accelerate results RESPONSIBLE SCIENCE POLICY COALITION 1001 G STREET, NW SUITE 500 WEST, WASHINGTON , DC 20001 What We Don't Want to Do: Perchlorate 1992 First health value 4 ppb 1995 Range expanded to 4-18 ppb 2001 Draft EPA health assessment at 1 ppb 2005 NAS rejects EPA's approach 2005 EPA sets value 24.5 ppb based on NAS 2010 EPA considers values below 4 ppb 2013 EPA's science advisors reject approach 2016/2017 New EPA modeling values: >80 ppb 2019 Court-ordered deadline to set standard RESPONSIBLE SCIENCE POLICY COALITION 1001 G STREET, NW SUITE 500 WEST, WASHINGTON , DC 20001 How Can We Do Better?

From: To: CC: Sent: Subject: Attachments: Fletcher, Steven G CIV NAVSEA HQ, SEA 05 Berkoski, Daniel T CIV NAVSEA, SEA 05 Hunstad, Mary P CIV NAVSEA HQ, SEA 05 12/15/2016 5:59:10 PM RE: GAO 100947 FOLLOW-UP DRINKING WATER GAO 100947 FOLLOW-UP QUESTIONS rev4.docx See attachment for additional edits. v/r, Steve Fletcher, P.E.

National Measurement Institute Proficiency Test Report AQA 16-06 PFOS/PFOA IN FISH, SOIL AND WATER o US00007143 US00007144 ACKNOWLEDGMENTS This study was conducted by the National Measurement Institute (NMI).

STForeo:nmt:: AStutbajcehcmt:ents: Tom Cortina <cortinaec@comcast.net> Fletcher, Steven G CIV NAVSEA HQ, SEA 05 <steven.g.fletcher@navy.mil> 4/13/2016 5:30:00 PM [Non-DoD Source] Re: PFOA Chemicals 2015-00636.pdf; Pages from rest_pfoa_compiled_opinions_en[1].pdf Steve, Attached is an excerpt from the European proposal.

GAO Review of DOD Drinking Water Contaminants (100947) Follow-up Questions on AFFF Products In our prior conversations with Navy officials, we have been told that DOD's AFFF MILSPEC calls for AFFF products to contain PFCs.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY OFFICE OF POLLUTION PREVENTION AND TOXICS REGULATION OF NEW CHEMICAL SUBSTANCES PENDING DEVELOPMENT OF INFORMATION In the matter of: .

3 GLP10-01-02 Interim Report 15: Analysis for PFOS, PFHS and PFBS in Decatur, AL Avenue A Soils and Sediments Collected January 2011 Study Title 3M Environmental Laboratory Analytical Protocol GLP-10-01-02: Analysis of Perfluorooctane Sulfonate (PFOS), Perfluorohexane Sulfonate (PFHS) and Perfluorobutane Sulfonate (PFBS) in Groundwater, Soil and Sediment for the 3M Decatur Phase 3 Site-Related Monitoring Program Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR Part 792 Study Director Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 Principal Analytical Investigator Cleston C.

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BACK TO MAIN 3M Medical Department Study: T-6295.10 Analytical Report: FACT TOX-099 LRN-U2400 Study Title Oral (Stomach Tube) Developmental Toxicity Study of PFOS in Rabbits Analytical Laboratory Report Title Determination of the Concentration of Potassium Perfluorooctanesulfonate (PFOS) Fluorochemical in Rabbit Liver and Serum Specimens Data Requirement Not Applicable Author 3M Environmental Laboratory Analytical Phase Completion Date at signing Performing Laboratories Liver and Serum Extractions Liver and Serum Analyses Pace Analytical Services, Inc.

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M Sl9l6 _ 0 9 2 .6 SUMMARY FOR FOAMING STUDIES DONE ON VARIOUS AFFF PRODUCTS TEST SUBSTANCE_______________________________________________ Identity: Mixtures containing perfluorooctanesulfonate, which may also be referred to as PFOS or FC-95 or as a component of AFFF products. (1-Octanesulfonic add, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks field: compositions.