PUBLIC COPY May 12, 2009 Via Federal Express Document Processing Center (Mail Code 7407M) Room 6428 Attention: 8(e) Coordinator Office of Pollution Prevention and Toxics U.S.

DEPARTMENT OF THE NAVY NAVAL RESEARCH LABORATORY W A SH IN G TO N , D,C. 2Q37S IN R E PL Y R E F E R YO: 6180-1130:JTL:mls NHL Problem No. 61-0051-B-4 17 November 1983 From: Commanding Officer, Naval Research Laboratory To; Commander, Naval Sea System s Command (Code 55Z3) Subj; Qualification of AFFF Liquid Concentrate Fire Extinguishing A g en ts Manufactured by the 3-M Company; results of R ef; (a) NAVSEASYSCOM ltr "Qualification Testing of Aqueous Film Forming Foam Liquid Concentrate Fire Extinguishing Agents Manufactured by 3-M Company, State Docks Road, Decatur, Alabama 35601 and Chemolite Siding, Chemolite, Minnesota 55133; Authorization of;" SEA 55Z31/PAP, 4123/243 85, Ser 1519, dated 16 June 1983 Enel; (1) Two copies of subject report 1.

From: To: CC: Sent: Subject: Attachments: Hunstad, Mary P CIV NAVSEA HQ, SEA 05 Willey, Janice L CIV SEA04X, LQAO; Adelson, Jordan M CIV SEA04X, LQAO Corl III, William E CIV Chemist, LQAO, C1198; Fletcher, Steven G CIV NAVSEA HQ, SEA 05; Berkoski, Daniel T CIV NAVSEA, SEA 05 1/17/2017 2:46:38 PM Ausrailian Lab Proficiency Report NMI Proficiency report 2016 - PFOS & PFOA lab sampling-AQA16-06.pdf Jordan/Janice - Sending for info, you may already have it.

From: To: Sent: Subject: Attachments: Mach, Richard CIV OASN (EI&E), ODASN (Environment) Adelson, Jordan M CIV SEA04X, LQAO; Barclift, David J CIV NAVFAC LANT, EV; Berkoski, Daniel T CIV NAVSEA, SEA 05; Blodgett, Wayne CIV NAVFAC HQ, EV; Brant, Byron C CIV NAVFAC LANT, EV; Brown, Kim P CIV NAVFAC HQ, EV; Carlson, Margaret M CIV OASN (EI&E), OAGC (EI&E); Coghlan, Gunarti H CIV NAVFAC HQ, ENV; Corack, Jennifer M CIV NAVFAC Atlantic, EV; Derrick, Amy E CAPT CHINFO, DCI; Duchnak, Laura S CIV NAVFAC HQ, BRAC PMO; Dumenigo, Mario O CIV NAVFAC HQ, EV; Frederickson, Joshua M CIV OPNAV, N45; Gamache, Christopher D CIV l&L, GF; Greek, Patricia Z CIV CNIC, N452; Hayes, Dan E CIV NAVFAC HQ, EV; Heilman, David H CIV NAVFAC HQ, BRAC PMO; Holmes, Wanda L CIV OPNAV, N45; Hunstad, Mary P CIV NAVSEA HQ, SEA 05; Jaime Vega (jaime.vega2.mil@mail.mil); Laitila, Jeffrey P CIV NAVFAC MIDLANT, EV; Lansdale, Lawrence L CIV NAVFAC HQ, BRAC PMO; Nashold, Elizabeth A CIV NAVFAC MIDLANT, EV BLC; Nehm, Lindsay R CIV OPNAV, N45; Onyekanne, Chika LT CHINFO, 01-2; Porter, Christine H CIV CNIC HQ, N45; Preston, Gregory C CIV NAVFAC HQ, BRAC PMO; Puckett, Thomas G CIV CNIC HQ, OGC; Reisch, Timothy A CIV NAVFAC LANT, EV; Rosen, Marc S CDR OLA, LA-63; Rudroff, Jim CIV OASN (EI&E), ODASN Environment; Runyon, Rex A CIV PA; Sadorra, Robert A CIV NAVFAC HQ, EV; Schirmer, Robert G CIV NAVFAC MIDLANT, EV; Taplin, Aundrea E CIV OASN (EI&E), OAGC EI&E; Turner, Misha GS13 l&L, LFL; Walker, Yvonne P.

TCForCo::m: Sent: AStutbajcehcmt:ents: Berchtold, Brian D CIV NSWCCD Philadelphia, 6680 sheinson@code6185.nrl.navy.mil; Brad Williams Glover, Carl CIV CNIC HQ, N3; Davidson, Ross A CIV; Whalen, Shawn T LCDR NavAir 1.0, PMA251; Hunstad, Mary P CIV SEA 05; Barylski, Douglas J CIV SEA 05; John Farley 11/5/2007 11:17:13 PM FW: EC Governance Council Meeting Summary Memo Signed EC Governance Council Meeting Summary Memo.pdf Brad and Ron, Were you aware of the attached actions at the Emerging Contaminants Governance Council Meeting?

DEPARTMENT Oc TUE NAVY NAVAL SURFACE WARFARE CENTER CARDEROCK DIVISION NAVAL SHIP SYSTEMS ENGINEERING STATION 5001 S.

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

From: To: CC: Sent: Subject: Attachments: Hunstad, Mary P CIV NAVSEA HQ, SEA 05 Mach, Richard CIV OASN (EI&E), ODASN (Environment); Rudroff, Jim CIV OASN (EI&E), ODASN Environment Adelson, Jordan M CIV SEA04X, LQAO; Willey, Janice L CIV SEA04X, LQAO; Fletcher, Steven G CIV NAVSEA HQ, SEA 05; Berkoski, Daniel T CIV NAVSEA, SEA 05 1/18/2017 3:35:22 PM FW: EU PFOA Regulations D04761201-en-2.pdf; REACH PFOA Decision Dec'16.pdf Richard/Jim - Forwarding.

Fluorotelomer and ECF Products : Different Chemistry Fluorotelomers (Telomerization) CF2=CF2 I (TFE) F(CF2)nl Perfluoroalkyl Iodide n = 6,8,10,12, even F(CF2)nCH2CH2l Fluorotelomer Iodide ----- F (C F 2) nC H 2C H 2S 0 3X : F T S u lfo n a te AFFF Surfactant Products F(CF2)nCH2CH2OH | Fluorotelomer Alcohol ECF (Electrochemical Fluorination) H(CH2)nSH 'r F(CF2)nS 0 2F F(CF2)nS 0 3X PFOS n = 8; PFHXS n = 6 ' r PFBS n = 4 F(CF2)nS 0 2N(R)CH2CH20H Perfluoroalkyl sulfonamido ethanol ir Sales Products Sales Products Even number, straight chains, No Branching Polymers n> 8 ; Surfactants n=6 primarily ECF produced materials have up to 30% branched isomers at the fluorinated chain end and contain odd and even carbon chain lengths US00005803

From: To: Sent: Subject: Attachments: Hunstad, Mary P CIV NAVSEA HQ, SEA 05 Slater, James G CIV NAVSEA, SEA 00D; O'Connor, Rory CIV NAVSEA, SEA 00D 6/15/2016 8:17:40 PM FW: Final, DASN (E) approved, FAQs related to PFC/PFAS 16-06-15, DON FAQs for PFC-PFAS Final.docx v/r Mary Hunstad TWH - Fire Protection Systems And Material Fire Performance SEA 05P5 WNYD bldg. 197, 3W-2827 202-781-3632 ......Original Message......

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Sheet1 ATTORNEY WORK PRODUCT 3/12/2018 ATTORNEY CLIENT PRIVILEGE DO NOT COPY/DO NOT DISCLOSE Pome ----------+---------- POSF/C8ACIDCELLHOURPRODUCTION posf_c8acidcellsaleshistory.xls pe m er wma peeeee YEAR POSF SALES (CELL PRODUCTION) US POSF SALES ANTWERP POSF SALES GLOBAL POSF SALES C8 ACID GLOBAL SALES PRIMARY PHSF (M CELL PHSF GLOBAL SALES HISTORY COPRODUCT PHSF 0.071 C-HR 6.18 LBS/CELL HOUR PRIMARY Coproduct PHSF/c-hr POSF fractiontated GLOBAL TOTAL ESTIMATED PHSF SALES/ YR 100% FC (M M CELL HRS M LBS FCs M CELL HRS M LBS FCs M CELL HRS M LBS FCs M lbs FCs (@1lb/c-hr)=M C-Hrs ACTUAL M CELL HRS RUN HOURS) PHSF (M LBS/YR) (50% of POSF fractionated) lbs/yr) 1965 91 473 91 473 1969 1970 182 946 138 718 182 946 138 718 112 112 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001* 2002 2003 2004 176 915 381 1,981 345 1,794 379 1,971 404 2,101 375 1,950 406 2,111 371 1,929 413 2,148 395 2,054 420 2,184 465 2,418 514 2,673 585 3,042 700 3,640 643 3,344 582 3,026 610 3,172 670 3,484 661 3,437 802 4,170 835 4,342 802 4,170 830 4,316 772 4,014 893 3,456 0 1346 0 322 0 34 0 25 146 85 138 86 192 123 155 218 300 277 249 267 277 266 282 221 330 395 395 371 316 547 503 589 74 51 0?

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