PHOTODEGRADATION TEST SUBSTANCE Ide ntity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) R em arks: Testing is in progress.

Pathology Associates International A Company of Science Applications International Corporation AnEmptoyee-OwnedCompany Cell Proliferation Report 4-Week Capsule Toxicity Study with Perfluorooctane Sulfonic Acid Potassium Salt (PFOS; T-6295) in Cynomolgus Monkeys Covance Study Number 6329-222 QUALITY ASSURANCE STATEMENT This cell proliferation project has been inspected and audited by the PAI Quality Assurance Unit (QAU) as required by the Good Laboratory Practice (GLP) regulations promulgated by the U.S.

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 STATE OF M INNESO TA DISTR IC T CO URT FO R THE CO UNTY OF H ENN EPIN FO URTH JUD ICIAL D ISTRIC T C IV IL A C TIO N NO . 27-C V -10-28862 ST A T E O F M IN N E SO T A , et al. v. 3M C O M PA N Y EXPERT REPORT OF PH ILIPPE G RAN DJEAN , M D, DM Sc PREPARED ON BEHALF OF PLA IN TIFF STATE OF M INNESO TA 22 Septem ber, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN calculations, the M D H has issued fish consumption advice for bluegill, carp, largemouth bass, northern sm allm outh bass, walleye, and white bass from M ississippi pool 2 and for some species also for the M inneapolis chain o f lakes [18, 24]. 2.

PUBLIC COPY 8EHQ-1208-16436 G DCN:89090000069s Via Federal Express Document Processing Center (Mail Code 7407M) Room 6428 Attention: 8(e) Coordinator Office of Pollution Prevention and Toxics U.S.

DoD MERIT Crystal City, VA 19 July 2016 Stephen Korzeniowski Introduction Emerging Issues Historical Perspective Transition to Short-chains Regulatory Update - United States - Australia Fluorine-free Foams Foam Legacy Consequences Best Practice Guidance - FFFC Current Events & Summary US00002026 37+ Years at DuPont/Chemours Organic Chemist by Training - PhD; M BA-Finance 26 Years in Fluorochemical Technology & Business Roles 15 Years in AFFF Fluorochemcials (2001 - Present) Led DuPont Fluorotelomer technology & plant transition from long to short chains and in US EPA Stewardship Program Founding Member and Past Chairman and Board Member of FFFC Founding Member and Previous Chair of Telomer Research Program (TRP: 2000-2011) and FluoroCouncil Member (2011 - Present) Co-author of 45+ Papers & Articles in Organic Synthesis, Analytical, Toxicology and Fluorotechnology Started BeachEdge Consulting one year ago following Chemours exit - Consult for various companies and teach at local university US00002027 US Department of Defense Federal Aviation Administration European Commission Environment Canada Canadian Department of National Defence Belgian Environment Agency Queensland Department of Environment Western Australia Department of Environment China Ministry of Environmental Protection Stockholm Convention on POPs UK Civil Aviation Authority Global approval bodies: US EPA, METI, UBA KEM SiMidllli Owisil'i Afeeef Environment Canada US00002028 i................. ..... .i' "i.:': 1 fFfioilruifiont #rnor#iuCf*itotfffcuCiicmioc(tfl US00002029 In Business it is the 4 P's of Marketing: - Product, Place, Price, Promotion - Other P's are Positioning, People, Profit In Fluorochemistry (P FA S 's) the P's have evolved as the chemistry has changed from long-chains to short chains - The discussion/debate has shifted away from PBT as the chemistry has changed The 4 P 's of Fluorochemistry: - Potential, Precaution, Presence, Persistence (or vP) A critical P that must always be added to this equation is: Performance US00002030 Need to better understand the degradants or metabolites from the short chain C6 chemistry: PFHxA plus......

BIODEGRADABILITY OF FLUORINATED FIRE FIGHTING FOAMS by Amy Laura Liu Bourgeois A Thesis Submitted to the Faculty of the WORCESTER POLYTECHNIC INSTITUTE in partial fulfillment of the requirements for the Degree of Master of Science in Environmental Engineering ' May 2014 APPROVED John Bergendahl .

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From: To: CC: Sent: Subject: Attachments: Berkoski, Daniel T CIV NAVSEA, SEA 05 Mach, Richard CIV OASN (EI&E), ODASN (Environment); Hunstad, Mary P CIV NAVSEA HQ, SEA 05 John P.

Last Updated: June 10, 2016 Frequently Asked Questions: Perfluorinated Compounds (PFC)/ Perfluoroalkyl Substances (PFAS) FOP II) 11 P I ) / I 1)01) IJM ONLY Approved by: D/ON(E) l US00005304 Last Updated: June 10, 2016 Contents SOURCE OF INFORMATION................................................................................................................................5 GENERAL..............................................................................................................................................................5 What is PFCorPFAS?......................................................................................................................................

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Case: 2:13-md-02433-EAS-EPD Doc #: 2702-3 Filed: 03/26/15 Page: 1 of 326 PAGEID #: 40163 EXHIBIT J Case: 2:13-md-02433-EAS-EPD Doc #: 2702-3 Filed: 03/26/15 Page: 2 of 326 PAGEID #: 40164 [REDACTED - NON-CONFIDENTIAL VERSION] EXPERT REPORT FOR Carla Marie Bartlett v.

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Estimation of "Safe" Reference Level (ppb) of PFOS in Plasma Estimation of "Safe" Reference Level (ppb) of PFOS in Plasma BB+aassiiLccOFFAaaccEttoLorrss:i:n Rhesus Monkeys = 0.5 mg/kg/day over 90 days = iLPPnFOFOfOAeSScEeLiisss8icc9nuummRduahluyaelsatstiuaivsvfeetM,,rttaohhnneeik.eeexxyccsrrde=eottsii0oeo.5nnikkmniianngee/stktiigccr/dabbtaeesyiinnmoggavqqeyuurihi9ttaee0vlledooawswyisg((.n33i00f.i.2c2%a%ntiilnny uumrroiinrneee aaunnrddin11ar22y..66%% Abeiesnxxoccfrrreeepcttetiisoionn8o9cncaadpfpaaraybobismlialitiftthtyyeerttGhha.aan1nni.hthvruu.ammcdtaaoninssses}a],il)n.morastts [rats compl may have significantly more ete (>95%) within 24 hours urinary afier SigAaaddnbmimisfnoiiinrscpitsatrtinraoattntiioeofnrmn.oe.mrothheepGai.Ic.

PCCoFosOstSt--bboeennnerefefiipttraaonndaaullcyytssiiiossnoofifnrreqeuppaeiealat.tiinngg tthhee cchhrroonniicc ssttuuddyy ooff tthhee ppootteennttiiaall eeffffeeccttss ooff PFOS on reproduction in quail.