Document bOkxK6rarR3zgbyago46e9g21

--_--~---- E . AB226~1944 PE feRnE)SEARCH FrownReus. CRET Gk OSPR26 MMII:|) 0MF 3M Company Analysis of PFOA and PFOS in Water Samples from OakdaleMunicipality E05-0184 Exygen Report No. L0004708 Testing Laboratory Exygen Research 3058 Research Drive State College, PA 16801 Requester Gary A, Hohenstein Manager, Environmental Operations EHS Operations 3M Company StB.ulPidiangM4u2N-52l5E1-,2076 2 Z& on & 3388 S 5% 22 posses X= Rana N onR --_--_-- 1 Introduction {RTPehFseOtESxs)yaigrneevnorlpoerrajsreacmtplouremsbhreeeacrnsaialvysessdiiasgonEefdxptyropfeutnchoerssoarnmecqpiulaeesnstteisds(bPLyOFGOOOaAA)y7a0Hn8od,hperTneusbcilroeoo|ocfst3iaMsnteChosemutpoaanrnsgyle.et natscuentforihessaimpaleds. Tabl. TorgotAno or Quantiaton Earamaer Pertuorooctanaste fon PROACrCBacs Eomua CFuc00" : Perfuorooctanesufonate PROSorC8 sufonale: CSOs 2 SampleReceipt Tphrheoistreyen-qiouonedessitnaoAmtfpaGlceMhs,wmoeefrnotrcAeacmepiovsewdaefrEoxayngaebnzsnd.500AmcoLwpyholfpallasstaicmpnlareowlo-gmoutohmbaottesn. Afls T`hsaersiaemspwleersewsoorreeercosfiivgeedrostneGdfYoO1mt10h.aoTfhrecesbamtpulneswaenrosyssisp.pedambientviaUPS. The 3 Methods -AnalayndtPriepacraatolry TWuhalteaeErtx"eypmeo(dnPiFfmiOea)di,fhPooedreitnsuoctmreeodrosc.etpa"enMreeattehilooondm,owjfaeAmsinudasei(esPdFlOooSprrAhe)p,eaDrexedtoaPnmediraunnotraoonzocoaafnhPoeearstfasum(rpFolOoeAdsAi.)anAe scounmdimtaironyoforthsosmaemsspelpeeprraeopnarceainobnocofonubned 1fSouencdtoinnS3e2c.tan 3.1 sndthe modified navel 3.1Water Sample Preparation wFSaoorslthdyepmdriwalisitooherxsStormfa.ctohiofown8(4aS0rP%Esm)aewmtahpalsneuowlsa:es6d0tFo%apnwrsaeflpaearrrewedat1sh0he.w8 aCTthyeSscPaarEmtcpraildtegisedwfgoeers.LoTCuIhtMeeSdcIwMaiStahniaSlimyws.gioosesf. u1s0i0n%gsmeectohasnpcrla.yLACpoMrSioMnSo.f he exvoctwas tensteredtoaudosamplrvelsandenalyzad pace20m8 e eeee ee 32 SampleAnalbyyLCs/MiS/sMS r1oHuigghhPrseIsqsuuirtepLhiaqsueiCdhCrhormoamtaotgorgarpahpihccyo(lHuPmLnC.),aBnasaeld uonotfheexatfrfiancityiofinijheectaendaalnydpfaosrstheed schtaartaicolneerriyspthiacasmeoiuntnthoefcoilmuem.nFoelilaoiwviengtHPhLeCsuepiadramtoiboln,epmhaassses,petchteraonmaetbryeprsorveitdaienseadfopriad afndracacugramteeemnendatneslefecdoie,da.nalTyzhinegi8ownisdechraarnagcetoefnoarigcaonfictchoemcpoomupndosu.ndMs oerle eobcsaerurevolendiezeasndd, `quaaganns!etxacitedzstaencadrc. A`SnompHlPeHe100xsysaftoemcqiunstntrittaestcoandtoanApplodBiosystemsAPI4000wasused to ensyzethe I2.s1ommemr sexpSaruamticoonlwumans.obTthaienseduumsoinfghaegriasdoimeenrtssliuroonptorrioeudgh5aaTshienrgmeovaFliuuofpohraseaaRcPho,f5t0ex nates. Thefolowing grdientwasperformed: MMaooblleePPhhaassee(8A); 2MmetMhAanolmmoAcneltieinuWatmer T0i0me i& x3 8100 &2 %7% 11000 ES2] 37s 180 3] 3 "Thefolowing paramelerswereusedforoperationofte massspecirometar: TTaornaizmaeitonerModo PToralnasittonsMontorod SGeaspToGmes0 sew `NeEglactriovsepray 4111355537609,(CCPRO49a959m0(PFoOcSo)sk,e) 37.00 UnCmin 4 Analysis 44 Calibration PFAO7A-p,oiPntFcOalSiabrnadtionCGPiFvOeAw.aTshaencaalylzbeadtnonipodliesnwdertehprroeupgahretdtehtea0n,a2l,yi5c0e,ls1e00q,u2e5n0,ce60f0o.r `saanmde1S0P00Enpigr(pop)fcuorsaeLdfCdoMrSusMamSrpiaesnsel.yTssh."eCionlsbtrruamleonntrsetsapnodanrsdesvoarrseysprtehpeacroendcuesnitrnagttihoen Wasplftoreiachepoidnt. Using nearr&rossion wih 1xwoghtng.thesie, ynlrcopt Pacesons ----e a0n%decso.afiientofdetrmiation (7)weredetained. Acab curveri acaceptaoble n> FionrtoheerwedsoutasrineApratcedhneron,Cc.albratncrtarawaremat. Thecalbcurrvesaarotnuodend . 42 Surrogates W5aGsPaFdOdoAd(0CiFhe"oCmIpFlCysIaOmOpHl)ecIonutsaeidnearss baesfuorrootghaeebfoorttiheeswwaetresrssaemnptle0s.theClPidFOfoAr wsiamtphliansg.amipltehefkalsampleandqualtycont orlesware led 18vokmetcline C PFOArecoveriescanbefoundhAtcha . 43 Laboratory Control Spikes L`oaafbsPosrFeaOstAom,reytchCoonPtdrFsoOlcsAcp,riaoknecsydi.PnETtGhheSeatnaoabloaybrtosirocsarllysoceroy!wrneetraegsepnprtekp.easrLmeudbsaytahdbdoicwnogorneaockolrnvseoprwikoneecssboetnrcteewnuertersnatc1yi0oo.n W1i3b0i%nohrotahcocdeapttaabrlejreacntgaed..ForTuresusrepored he, 3 abet Corlspikeswere 44 Fleld Matrix Spikes Aswlaeoprwioaandgnd.eMdai1r5gxhhmsepaiekmiepsselpryioskueaswmeopdrlee0pcra8e5rp9ta0ar3ie3ndemfseobtehefovoderroeycwctuehretabcasyItanthmseewmeairrnaxts.eefnTlthle.maCisooimxpesolpudknedossr Wsohroduwdisthiotwhreocaocvceorpiieasbbleereanegne,Te0xc-e1p30a%s.poFloerdh1seSeecsoln6re.p1o4rtSe(dphrost,.the ma spkes 4.5 Sample Related Comments A0lwsaatomrpsamrpelseustswenrAetacoclhemceiendti.ncuplica.Duplicatesampleresusae aporedsongwin 5 Data Summary pPiaoarssespooetracnhm(negn/tmL)foorrPadFeOlAlaenddtPRgOSo.f heanslicaresus.The ouaretreposrisd 6 StatoefmAcocunracty s`Bpaahnsaeyestdc,oaslnuaorcegcsuaurltatocsyosffpolriaPbsoRarOantSdoafrynckodnPtmrFaoOltsAiprisekaesksue,ssfisflhoerdoawMfeasdtarimexpcsolpveieksreise,se2Wn3id0ts%uh.r(Lreaobgsoaertaertsaopnrgkyeecss,o,wtnihvhe nefolowing exceptions: pacesces + The PFOAandPROS recovry In O-We-572608LowSpike,O-PukcWorksLinch RSo0mkiISnnighrackrooLnnotcsweaSnpmtipkrleae,.caonndcaOn-tWa5t-o1n2728F7isLsoawmSppliekweacsouolvdenot3beacaslcruleasteerdbeacnautsee + Th13e6%P.OSrecoveryforsampleO-PublcWorksLunchRmSin HehSeikawas `Spachsepiarecoveriesa giveninAtschment3. 7 Data/SampleRetontion `oSfaimoplveasbwoimlabadraoaumehdrod3cMop6y0redpaoyrstsflrrofsaorreoderiticnga. AflodldoorcsmoabidaianteadsbarycEhixvyepdeonn. tHheorddcaapydpotfiohsascsoopdayfdoalrnm. mmoffv yoors.Th clonwlbenoted30days priora 8 Attachments 74 AtacA:hAnamyicoa Rnosts 72 Atta 8:ScpikheRm ecoe vernyDatta. 73 AtachChamnoofCnusttodyFCo:s 74 AtachRmaweAnnsyitcaDDa:ta 9 Signatures a. Plcbp vos am i.Faery,Vid Prosar TetIe lo Tate ss sacesors ~ SECTIOAN | - . XY& EARCH PRs ------ `Summary of PFOA and PFOS in Water Samples E05-0184. S on iD o Sample C PCOuACtH PiArnnaOlyte Founs tduCn(eBmnegSn/eumstLcac)anmapetuegoPeFnnsOtSs CLiUirircroeossss 0O:WC4e1w1.r220270204880724200upp aaotoeeasrz cGooagsnetre LaLriraoss Leroa ts 0WOO2w.ar2.0za40e88345essDsip SGoacaoeernosrt oNNzaas LLLeeerrroooann.11la7g OWO0Tw54a7Bg23r08z0%e840Osupp o0a30z5 oss oazerrs ose LiLrri7ota0ezs5t O-PublWe`WC0owrk4szL4ounnchuaopm Sk osNWeoo LiT0826 O-Pule Works Linch i Sk up ars ooNaor Coup Uiroez rp bank E03 016s 3 no NNOG =+RHColutnmdcoitaaatorn (aear+0Haboeaves0000e285ns0lrnn.gdbcbowsn0s.25argnd.edahtLorn RE Bor, usa 0006 tYamae, SECTION B -_-- XYSReATnkoEk.Ma ,Spi Racvary SreyorPEGAand POS n WotESS8d wor =I TE2csutp emerrce s Ti REE ove | on | ome omc eee cTSrEEEEm | ae ww | ow ew we ome we | ame ow on omeveee | oB mpmE pet | or own ve am ow |e wk | cm oe wm cTiEsEe | omramtssopin Lr ww| em mw -- m rer-- he | [an am om | em ee wm mm |e ww cn vmaetm uoeet | Tras an amc | ow ae ow BmEm eEn | || | es el ow wr ow | ew ow | ow ew we S BESa T e| w we ww oratometementemaiont|n coTsImo B476047.0.1podSpine) ue 01 | oer ow0708 wom . o0am2 ww 0561 . rWoEmEaEn | le m mer e | mm] | ow we we we mw STrLER IT Et rreveeeetrmtoreesoremeeisosesrmeereemnt 2807 KERzmBinot,rn o -_-- XYs! EARCH RAEh Surrogate Spike Recovery Summaryfor *C-PFOA in Water E05-0184 gr osrucns TSobagm)oR""an Cm.rPysFOdA__"Fa5cony CUirroeas: owoknowtismomieonntk FoEsR ow om w im Lln14eea70lss84 o oowwram eomesz O-W5-127287 High Spk. F oF0As5 E o0.w48s5 )w0e3 Lil47ora0ow8sl-s8 P0o-rlW1oa-o2wm0ai8m4m6er2essHriisghioSnpk a Go0os5 o 0oo.5mm0e8 now1W0m2 ak Swimmmnen FI -- LUdraaeoosenss oPrrooewshsnesn SRS os FEI oosme Gomi eeUrrrloooassstma Gowoeolwsnrsieassmniaesmnttetnayeoo 6oos omMomemmBow a om Te rnLGoiesnc2nerRSMoe EowosEumh es, 5a > Eoo=mm iwoozm F SUUueTens ComoreormwmmcasieoonwnwmmsnteanuiRmonn nmStmngasa rnne | 00o33s 05 ooGwua ows v@oe BUUE mresh TTeobmeieinnosoesss 06005s o0i5mms iws Xen 9008 fuzial SECTION C en 3058 Research Drive RESEARCH State Collleeggee, PA11680 1 Phone: 814-272-1030 Faaxx:: 814-231-- 1580 Login 1 TFroaonct Po7vorzrs Company Nam: sm GCooSnnlfooorrmmSGamCGOSp.leS: a TTTrreee SLuogbimniTtyepde.By: Stared | iKmEmNoTciLsItNDRSeTcReOpMofSamples Tom ConlomReaiest: Te ; iI DDauteebStmaert: ovine 03/01/2005 ;ki SRRepocrceeaiavvdeeSddaBDmyap.tlee:: A03m/m0e1m/m20a0n5, Mark rt SLayvoerun SORE isha, Karon e CLoongloNmotNooses eee e Project Tite/Type: Cottage Grove Residential Water Sampling / ROUTINE L Packages / Containers i [i PaLcoooCou:e0sSrvsct 1esTwsssEonseos =ne a [ wo w-- --. Cl Coniaer# osor avmrs GrossWeight oH Err Container Tye Gems wows 20g cosmo msn coon amg como zene css zm cues ans [EE coves amg cose ome cuss 203 oss zsiine oom aha nmohap omaae r 00m hlotdPs 00mpCrnoPaste s0fomimo oPssi "mG pasc somNeraorPs "00maCarpostc 0moGort Pasi moNoee Ereservatve wore rove owe rove "owe nove ow wore rove woe roe Mig Lot Ma #| ;4 i, Li ii i we12005 To `Report Version: Feb 222005 pane 9:53AM Instance: aim RO149332 Hi --_-- _Loain TPrCoogjTecRtANI, PO070S1275 SGoononro 0C0OCC: Sample" TTrnoee onform Sample: True | : SLougbimniTtyepde:By: KImEmNeTdiLatIeNDReScTeRlpOtMof Samples Conform Request: ~~ Trus : StDaatreoSdtart T03e0112005 RDeuceeiDavteed: Date: 0033//0111/722000055 `RSepcreelavdeSdaBmyp:le: Ammerman, Mark ELaxbyeglen SPL Rishe, Karen Project Tite/Type: Coltage Grove Residential Water Samping / ROUTINE . 4; _LCoog--nifnorNomtNeost:es: i Packages | Containers | : eaciane Caton rn Condtion Praoessss PLaoockDCwaa:rge3re1s20U0n5co1np1o3mi5se0d Shoow/D ZSTOwSSEsCTAZIIIOR Iw.CowoiTuma N=oe Diectn/tesdaqey Anseemcaav,edork SE omaoaT s T Goswegn of 00CmomNGalboeearrPTamvteic sNoawene MoLot uo | | cosons 25m 00m Gon Pit Nore 1 coossorz coors cose coms cossors consort coms cosxrs comm comm cus Prasossss CCotoaosesrt coossone 28100 00m Gow Pus mang 500mNeCroor Puc zarng S00 CorPasse asue0g 00 miNairoeenPte 2300 00m Cus Pas ning omen pmae 200g 00mNCoorroPuc aaasen 00m wNrarPasse 28300 mis s000moNimerwooPlasstic 20g Nero 00mNCeorroPast: PLcog DiCao:vee3r1s120U0n5co3nr:om6is0ed GrzoumskWoeihl oH 0C0ommCenNnaerrropTwaosnsc 262000 stomNCoeraropastc None: Nore Nowe Hone Nove ore ove Nowe Nowe ow nove 125TOSSEueOs0175808 Bros[er3aatun nove N=ora Moat i i i i i } AmRmeacmeavnenvax f4 wo < pn hott sn900 eee]| kage Pogo20fs (RARER rT } PTroojecnt PO507%1275 LoginGroup: LO00470C8orform COC Sample: Troe Conform COC: True Company Name: 3M Conform Sample: True ; st`LSoaugrbimonidTtytpeed:By: KENT LINDSTROM TImumeediate Receipt of Samples Conform Request: True it i DDautseDSattaer:t 00331011722000058 1 RRoeccaelivveedd BDya:te: A0m30m1o2m0a0n5, Mark i: LaSbperle:ad Sample: ii PErxoyjgecetnTSiItPeL/:Typ_e: CRiosthtsa,geKaGrreonve Reskiontisl Water Sampling / ROUTINE LCoongforNomteNso:tes: il Packages|Containers b rPoaoccksasgzee Canon PucLkoigiinn &DoCDtoa:vtee1r1sC2o0Unnd5ieto1iroo1no1mi8o7e4s 125S7hSigwpeesr0/R1T0S.008 JYempCNo=onrtarole. `DAimRareruc/iaHcevnntedtniiekodBny | CoCnotamienesrs wees Graomsts0Wegiht oi C0on9tmsiinenrTPyapneic 2samg 00m owPan ee Presoernveative oe Mig Lo} MRD i i i aLnogoispt | 90: | Report VersionP:agFeob3202.!2005 6:53AM Instance: wRoi usssn z : LaaSniomoeeo0t cCooomsasnes UMQuUmD [rene cooss7 Uo womerosonns coosooss Lovo Lonnirec00s coos LOUD Lanoiroe000s cos060 UD Looneros0008 pe Gow Lonneroaannr caexon2 Uae (ooaro8008 co0ss3 LaUD Laoouro00009 coven Uouo Loooim0s010 coveaess LOUD Loononts coossuss LOUD Lonnirosoonz coset UQUD Laooimosc0ty coos68 UQUD Looosro02016 conssoen UQUD wanouroscos coosaoro UGUD Locorsoots cooesort UGUO Lsoaroncorr coz Uo Looosros0te osu Uouo Loans coenere WUD Leoarosc020 coveaors UoUD Lecarosc0zs cosa UD Loooar08022 caossarr GUD wonoeroscnzs UGUD wos Loginrpt |RoleIT1} Samples oWecerr OSawmsiizzs Weer Owsowozran wes oweneke eer Ows1zrGznSsokTe wan Owizsez i DaotowSaanos DLactoovtess aDraitoess ] comms osovaos cvaes f: nos oorauns swnmos i oonsa0s ovoas anaes i oozazons coovaes ovis weer Owzose20m owas awozns ams | weer OwassSope Was OwiasieziSookan ozs osoizoes canvas ! owas oveizs ovas ww owas wear OwaasesOw owas ovozns ovnaoes i vas avons auras Weer OW2Z0BASILSpoitwe commas osois canvas Wem OWazbHhSoke wae OWT amas csoias swivas i zs csovases ovis f we OwrdessDip waz overs owvanes Wee OranSoke wee Owrdseisgonne onma0s ovouaws owas ; cman osovces oases weer owestas omnes osoizos curiam wae Owsesosow mos oozes ours War OWBETZOBLSookre weer OwssTasossinSoke oazezs owes ovis i mos canis camaces | wes Owsaomss wee OwszBsew [Ee 1 oonwas avons arias Wels OWs20meLonSoke nas css ewransos ein : RaportVario: Feb22.2005 3:53AM Instance: Rotassaz Page 4015 LLL = [r-- case Lo [r-- asus UD [r-- cuss UD noses OUD [r-- Co083085 cross GUD noasoczs creuso bo oancso GAD nos ais csuz [Rr Loain 4 we owszmsesine amas ovens ovriams h Wa ORstcLWhemdns cama cvoraws cavvaws . wee oPakwelmamomow ams comes ous |: Wee OPwihknovklovsirte avs caoizeos ous | We Ok ich St k GhSoke CARES GOV ou1i208 v Tomes ores esas We TSrbLE awson eS -- canna canvas ; coors curiam Logi Reviewed By: Se owaine: oso JST d i } |i races Reportvere: Fab222008 053M90:3 ace: motaoss2 tosis Pomn3els ImIBRENER HE HE io FHF] PeedHH HH L H NEE iIE]H -: dH25H Ml ei | ] ay p Hb i = HiHiss Jd 1 $e gy e| : --= Si Rl is 2h i | 2138 nise | hil) a Hehlai l itWall I chi : i3 LL JaRe 3 | EE) t EEdq | I ~ 1 Hiy : ELH]HH = 1% i x5 Fo CT] bp TTT rr NR [Hd LSE Ee RlT s 2 LH 2 El YET) afHlii Har EEL ] i Hie =r CO Co EN 3 S a F i D El i rS ie A Plebisesiies Bl fe ai | ih Ce Hh padERsdRR Tg ed ll dean os 5 JED HI1 [BIE F HH [ein| IE h Yes Fis J13 HEHMNEl S e|= EaEe RE EEE Fara] 5 1 re FE EE sx 32| EEE Mh IEEE IY eR) [ex [FT X | 13 5 ~ 3Hms R/ : I ECE|SEEEERESEERY NM aplii ior IT = Ir EC ET | Hillhy | | & [Esa g [4 T1h EE P2hRA(HRA P deed P[e1]g AR 34 : " oi 4 be | [IfE aiIlR3R ie pGUeESSnES s| ehs Ie TE [1] HTTTTT TR i |2sd eCaersdd R O HceT cEal [J| 1 A5Elm[inTEfEa ay siatsleo|1] |! EL = TS ms RA |] TTef] sfahl)a| F (H pL T e1T | fla| T$E5R]5 | SRA 30S PSH 2a H Hgt LT iA313 SR ia| 1 Rh 2 El ifh iS>sy ------------------------------------------ [r-- [-- CONTRAC0TELAAVBIORROAATMOERNYTWAOLLRuKsOORRDAETRORBYY SAMPLE roger . Conary: EXYGEN Requer HoheGnyAsQaO4i2En.2,) DePDPpaiaretRomeeinter:d5n3037215103o7080k45nil WeECll CamplinDe: PPrErojhectNM]a.mearbd:aKe6o nt1L7in7d8so t5r5om5 ncom spon 2/25/05" cSomemts, ip aks led by Ege. pared wheter BC,22885. TTincksor B05l.o 0ed1fo 8EOS4.018pardKetoLindo Semple ld oer. AC, LF, MoBIwMopSalsmeplNoeuNnmumbbeerr_SeaSmupmvplieosdiDDauee Sew_smupmpilieeDDmsriipipons Frroosn reroosbyEsvs pPrroosn nreseo : somo mvams | owiameom Fwroosn AsalvsisCode eAI nFTarloeootniocamlaMestshod I CFormropoosnnsats sfhrarmes `AnsDhusaDiatae soem ams ows rroorsn eamFPrroonsh Esws eerFrroosneee S sSiusnaooss e ArsnoanomCeotem |APsri aovnasvangowsaowCreoonnens sAnnetsibes e ros nO rroswyN Es 3ros I suas ee Bsa omaws | owsmwst ron AsaiveisCode Fron AmaivticalMethod Fron `Componeats fre AsalDuuesDiatse PsS FOSos To[PmFOg aSwbsy ES|MS owsaoPwFsOoS.mW 31152008 20:8 eee ee------ awions `CONTRACSTMLENVAIROBNMEONWTAORLRLKAABOORTRDAETROOBRYYSRAMYPLE Fagez0f3 Project B05.0184 (cont) Contract Labs EXYGEN 3 Sample Namber__Sampled Date _ Sample Description BOSOIBA9N (cont) unisCats A2u2u92i0c0l5MethodO-W3.20`0C4aD5omn4eos AmaDanepaii 770A ros PFOA ro PES byESMS rros ansaoos 52008 msoerss AbPFaOAsCoe ros amon o.wsaan APuFtOtAi Moti CPormopaen PrOS by ESM ros A 31572n00D5asuute saws SOILS AvPtOnAs Cots pros An22t8t20i05MategOWSAZ`TCIoDmwers rroA PFOA PFS by ESMS #5 sAansauc pnute: nos Aasn onCsoet PFOA pros Aanntiocs)Made owa`sComments Poa PRO PROS by Ess pros A 31572n00D5acapat 3nsnoos ASvOiLCIoeS PFOA ros A2m2i0ci03MogOWTAGCMompDawnsnte Poa Pron Pros by Esns ros A3157n200D5auepsute snsms AsEaostoiuCmoetrei:ss Pron ros Azntiaca Mth Fron o-wesmCeonmssnare 7ron 7505 by Esms pros 3A13u720s0D8ubite 052008 EOSOMATN0 A#nraoA Cate #ros 2008 Alta Met OWesTIDu `Commie Pron #rOA #408 by Esws Pros A SisrnuoDsucnus 31305 BOSOIAI96s APurlounsCats #ros A2u0d05aMatedPubli WoCrkosmBipdeany Fron #roA POS by EMS pros A3157u200Dt5ocDout snsnoos EOSOIAIN66 APsroaniCote ros a2n90i0aSMottPublic WorCksonBdseumDeuos Pron Fron 5705 by BSMS sos 3A11572n00D5aeeDate. 30152005 00.8 Taam CONTRA3CMT ELNAVBIORROANTMOERNYTWAOLRLKABOORRDAETROBRYYSAMPLE. Page3of3 Project: EO5-0184 (cont) ContractLabs): EXYGEN 3M Sample Number Sampled Date _ Sample Description B0S-018479867 Assisi Code PFOA EOS 22872005 Trio Blank Amsivical Method Compensay PFOA PFOA PFOS by ESMS. Pros A3n5s1i2z0e0D5ueDate 30152005 0070