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3hMaSpectay Meat ert 3M January 29, 2003 SWU Forl MN 144.000 ARRAG _ 12079 FYZ- 0203_ 01378 HMR | FYI-80-001373 VVIIAAFFEEDDEERRAALLEEXXPPRREESSSS Document Control Office (DCO) Officeof Pollution Prevention and Toxics (OPPT) US EnvironmentalProtection Agency EPA East, Room 6428 1201 Constitution Washington, DC Avenue, 20460 NW Attention: Docket No. AR-226 and the FYI Docket Dear Sir or Madam: ; - ' 3 on r`Tehliastecdonctoimnpuoeusn3dMs',sasvoplaurntotafroyusrubomnigsosiinognsdioafdlaogtuae ownitpherEfPluAorroeogcatradniengsufllfuoonraotcehseamincdals. Included in this submission are the following: EE 1. Assay Validation Report, QuantitativeDetermination PFOSAA,N-MeFOSE-OH, N-EtFOSE- of PFOS, PFOSA, by LC/ Report MS/ No. MS, Northwest NWBR99-005, Bioanalytical O(HN,WBP)O,AASt,udayndNoP.FHNSWBiSn9H8u-m0a8n2,S May 13, 1999, e r u m 2. Assay Revalidation PFOSAA, Report, Quantitative Determination of PFOS, PFOSA, NoNrWtBhRw0e0s-t1Bi0Po8Oa,AnaAJl,ayntuPiaFcrHaySl2,(4,NMW52B050)61,aSntduMdy57No0. iNn WHBuSm0a0n-0S4e0r,umRebpyorLtC/NoM,S/MS, hd 30 =3 E4E0 = 58 2 3. Assay Revalidation PFOSA, PFOSAA, Addendum Report, POAA, PFHS, M55 Quantitative Determination of PFOS, NLoC./MNSW/BMRS0,0-N1o2r2th,weNsotveBimobaenarly2t0i,c2a0l01(.N6WaBn)d,MS5t7ud0yiNnoH.uNmWaBnS0S0e-r0u4mb0y, Report 4. Sample Analysis Report PFOS and Related `Co for Protocol EPI-001 1, Quantitative Determination of BiNooavneamlybteirca3l0,(2N0W0B1), SmtpuoduyndNso.inNHWuBmS0a0n-S0e8r8u,mRbeypoLrCt/NMoS. /NMWSB,RNOo1r-t0hw0e1s,t HIRE oouoo: HO UN Ni9ANOD 61152 _-- 85030000004 Page2 Document Control Office (DCO) 3: PBSiaRomOapnSalleayntAdincaRalelyls(aitNseWdR)eCp,oomrStptoufudorynPdNrsoo.tionNcHWoluBmSE0aPI0n--0S10e21r83u,,mQubayntLiCt/atMiSv/eMDSet,eNromritnhatwieosnt of January 9, 2002. Report No. NWBRO1-066, . PBSiaFomOapnSalleayntAdincaRalelyls(aiNtseWdRBeC)po,omrSpttoufuodrnydPNrsoo.tinoNcHWoulBmSEa0PI0n--0S10e41r56u,,mQubayntLiCt/atMiSv/eMDSe,teNromritnahtwieosnt of January 10, 2002. Report No. NWBROI-155. rNNieonpreotrhintwsetfsrttohmBrieoNeaonrraetlphyotwritecssatll.iBsitoeTdahnaeablfoyovtuierctarhel,foefrfiftttohhetahncehdiaslsdisrxaetynh,rvaaedlpuioldrtastailnoindstmeeelddtaehrroeldytshedefivnealloapneadlbyyse! espectively. EPA by 3M. The statistical analyses of these data have been previouslysesurbummisttuedd,tdoafcee. cWoentawcitllmceonitfiynouue thoavperoavniydequiensftoiromnsa,tion as it becomes available. Please feel free to ce: Dr. Charles Auer Dr. Oscar Hemandez Very truly yours uhh pics Michael A. Santoro SDaifreetctyoaronfdERnevgiurloantmoernytAaflf,aiHresalth S3pMecCieanltteyrM,aBtueriiladlisng 236-1B-10 St. Paul, MN 55144 665511--773333--16935784 ((fpahxo)ne) E-mail: masantoro@mmm.com 000002