Aezatr3155 mEaan August 4, 2010 EPA Docket Center, MC 2822T U.S.

ST-279 ToxDocs 10-014 TOXICOLOGY ASSESSMENT AND COMPLIANCE ASSURANCE GROUP 3M COMPANY 10-014: ADME Study of MTDI+D 207 (Potassium Perfluorohexanesulfonate, K"PFHXxS) in Mice FINAL REPORT ToxDoces Study Number 10-014 Lot Number(s) 118993-109 Strategic Tox Lab Study Number | ST-279 Other Identification Number(s) L-9051 | | || 19F/IH-NMR Analytical `GID Number Study Director Report|No GID numberassigned; see Appendix 1 for Certificate of Analysis Jill Hart, AAS, LATg Laboratory Administrator Principle Investigator: (Study Monitor) John Butenhoff, Ph.D, DABT, CIH Corporate Scientist | Testing Facility lL [| In-Life Start Date L os In-Life Termination Date ~ [3M Strategic Toxicology Laboratory 3M Center,Bldg 270, room SB314 Saint Paul, MN 55144 February 1,2010 | July 20,2010 lof 12 ST-279 ToxDoes 10-014 TOXICOLOGY ASSESSMENT3MANCDOCMOPMAPNLYIANCE ASSURANCE GROUP 10-014: ADME Study of MTDID 207 (Potassium Perfluorohexanesulfonate, K'PFHxS) in Mice Compliance Statement and Signature Page This study was conducted for research and development purposes and does not conform 10 regulatory guidelines.

ST-508 Final Report ToxDocs 14-192 TOXICOLOGY ASSESSMENT AND COMPLIANCE ASSURANCE GROUP 3M COMPANY 14-192: ORAL ADME STUDY OF MTDID 37312 IN RATS FINAL REPORT ToxDocs Study Number 14-192 Test Material Lot Number(s) Strategic Tox Lab Study Number MTDID 37312 FM-3923, mixture of lots 30035, 30037, and 30039 ST-508 Other Identification Number(s) N-EtFOSE Alcohol, FC-10 19F/1H-NMR Analytical Report SMD Analytical Report 816 GID Number Study Director Jill Hart, AAS, LATg Senior Laboratory Technologist Principle Investigator: (Study Monitor) Sue Chang, Ph.D.

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MUTAGENICITY EVALUATION OF T-2015 CoC IN THE AMES SALMMEM/MICROSOME PLATE itbi FINAL REPORT SUBMITTED TO: 3M COMPANY 3M CENTER SAINT PAUL, MINNESOTA 55101 113BIONETICS Utton SUBMITTED BY: LITTON BIONETICS, INC. 5516 NILHOLSON LANE KENSINGTON, MARYLAND 20795 LBI PROJECT NO. 20838 FEBRUARY 1978 I. ii.

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"McCrea, Deborah" <mccrea@taftlaw .com> 03/15/2010 02 :08 PM p. 1 Alezze-3f3/ To NCIC OPPT@EPA cc "Bilott, Robert A."

POLYMERPRODUCTS DEPARTMENT MANUFACTURINGDIVISION AR226-2013 CC" M S- DEAK A.

AR226-2017 AIR MONITORING FOR WORKER EXPOSURE TO C-8 WASHINGTON WORKS TEN JOB ASSIGNMENTS MERE MONITORED (82 PERSONNEL SAMPLES) IN 1991.

AL2S26S:394 Taft/ J aT July 7, 2010 SnEPA Do Cortes Docket Center,MOMC2208L2T2Ter EPA West, Room 3334 1200 Pennsylvania Avenue, NW Washington, D.C. 20460-0001 Re: OSuRbDm-i2s0s0i3o-n0t0o1I6RIS and AR-226 Database For PFOA/PFOS: TT EPA-HQ- To IRIS Database for PFOA/PFOS: sUuSlEfoPnAa'Itnse r(eef`sfPopFroOtnsSs"te)o tcwooitnthshiiendNetorhtepiecIrneftilesugosrruaoteoedcdtbRayinosUikScIEanPcfioAdrmo(an"tPiFFoenObASr"uy)asratynedm23p(,`eI2rRf0Il0Su"6)o,r,reo7go1actrFadenide.ngReg. 9333-9336 (Feb. 23, 2006), we are submitting the following additional information to USEPA for inclusion in that review, and for inclusion in the AR-226 database: 1 New Castle, Delaware, Municipal Services Commission Customer Flyer on PFOA/PFOS Test Results (2010).

AR226-2016 C-8 TRENDS IN AIR c 8 I N A !