Document B8YZxp7YBkdo3ozey2J3OpzQX
Centre Analytical Laboratories, Inc.
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G0PBoRnse. s(01e4)a25c1h80D52veFax: (614)C23S1to 1a2l5e3lor (g 594)P2eA31116, 588010
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En-7
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Analytical Report
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Fluorochemical Characterization of Drinking Water Samples
Mobile, Alabama (W2151)
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Centre Analytical Laboratory Report No. 023-007C
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Testing Laboratory
Centre Analytical Laboratory, Inc.
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St3a0te48CoRlelsegeea,rcPhAD1r6iv8e01
3M Environmental Laboratory Contact
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Kent R. Lindstrom
Bldg, 2-36-09
P.0. Box 33331
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St. Paul, MN 55133-3331
Phone: (651) 778-5352
Requester
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3M EnvironmenKtialJs.TeHcahnnsoelno,gyPh&.DS.afety Services
Bldg, 2-36-09
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P.O. Box 33331
St. Paul, MN 55133-3331
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C0316
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pace10Fs
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1 Introduction
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R`AensaluyltiscaaleLaborraetporoiersf,otrIentch.dea(naClyesifnsorfotmartsheerei3e)sMoEfnvcirrinoknimnegnwtaatlLearbsoarmatpolreys.reTcheeivseadmbplyesCweentrreo
`collected from Mobile, Alabama. The Centre study number assigned to the project is 023-007.
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`Specific fluorochemical characterization by liquid chromatography/ tandem mass spectrometry
(LCIMSIMS)was requested for all samples. A total of 16 samples were received for analysis.
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The samples were prepared and analyzed by LCIMSIMS fo the folowing isoffurochemicals:
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Table 1: Target Analysis
1 [PertuorooctaneSufonste
[pros |
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ts gon 01 fs sy as rr asc USEPA Good Lats
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atPnirmdaecr.teiscuelsts(GaLrPeso)n. flTohweitanaCleyntticrael.mDeatthaopdreusseendtewdashavraeliidtahteedhibgyhCeesnttrqeua.liThdeatvaalaivdaatiiaobnlporoatttociosl
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2 Sample Receipt
:
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cTionhdleievcistdaiuomanlpdlsaealsmepswlweeerreceosntunaboimtniseturtpsepwdleiiernde.irnedCcihveaiiidvnuea-ldo.fpcSluaassmttipocdlcyeoisnntwfaoeirnrmeeartsriaeocnnediisvwpeedrreoesnenn0ot2te/d1pr5ien/s0Ae0tr.vteTadh.cehmSseiandmAept.elne
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3 Holding Times
sThteaanbeolflttchyeala methn odofusia entderwease tsfovralls iodnagteerdpaegraiiondssthaasmnoatxbiemeunmdheitderimnignetdi.m of 14 days. The
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4 Methods - Analytical and Preparatory
1 [i i 4 ioc 79tetope cami 1 os mepatFale rt3 pnce sel 1
44111 SLaCmp/lMPS/rMSepafor rLOaMStMSiAnaolynsis
Sreasmipdulaelscehlroeriniet.aSloyledstpehdasweihex2t0i0acuilo.nof(S2P5E0)mgwa.ssusded too psrepuarestohensamfpolrese.mofvoer
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hdeiteshcaacnrdaoelrddvaasnsdwcahoselerScsoPdEkaGdeaowniahvla5sbmyroLonOfM0oS%NoIm.awlriTanhe1sl0v10%ewsmometetsreeesitne.AdTooot tlay
Concaneionot hese oe
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412 SampleAnalbyyLOsMiSMsS
In HPLC, an siqut of xtact fs rfecod and pase trough a phase chromatographic
column. Basedontheaffinity oftheanalyteforthestationaryphaseinthecolumn relatifvoe
HrgPaLrCicsccpormaptoonu,ndE,SGlSipnogdhreocarohamicaasnd, aEcocuctrleopmoraysnsgfresnnrageswialacmoeen
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mKniodwtnermpeoratcurehs; emolsecouloeshsarneeioanidzeda,rfraatgmeendtesd,saindSdeatnecstead.. fons characteristic of
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AHewlett-Packard HP1100HPLC systemcoupledto a MicromUlatsimsa MSw/ asuM sedS to
n 2a24n0s0. hTehesHamPpLleanedxaWcStI,SAmneaasswuessedpfoortaennhsagd ssiemaomnserpereames sspo (SRM).Sampleswereextractedon2/23/00and analyzedby MS/MSbetween 2/23/00and
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5 Analysis
5.1 Calibration
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A 7-point calibration curve was analyzed at the beginning and endofthe analytical sequence:
for the compounds of interest. The calibration points were prepared at 0, 25, 50, 100, 250,
a 500,23 1000 nh(5)Toresponseof he aniaion br vr nai plotted for each point. Using linear regression with 1/x weighting, the siope, y-intercept and
consalon cooffcn () and cogfcet of dieminaion (7)were deme A cakvation curveis acceptableif r>0.985 (* > 0.970).
1 Smt ve as si Coir a
Callbrationstandardsarepreparedusing the same SPE procedure usedfor samples.
Caran
throughout
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analysis sequence.
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standard analyte
For he esus epi her, calrelvieremnet.
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52 xBEttlrracatncikioosnnBbelnaknkssswheoruedpnroetpharaevdeaannydtaarngseltyzaednwailh epverry eexatfrsaocrtaieobnonvbaeittchhe ocfosnacmapmlresa,tonThoef
he owevelcalbralon standard. Forthesesamples, he extracion blwaerencomkplasn
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hlIeanvvsetlercuaamnleybnrtaltbaiarognneksstaaninntcdayhrids,foaprnrmdeosfaefndetreaaktnnoomrwenathbhaoinvgoehlietsvhoeellvlesnoatwmlwpoelverese.icasAlgobariaannt,aoltnynzesedtbalafanenrkcseesvherepyrorkhipcgohut-
samples presented heroth instrument blaarecnompkliasnt.
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53 SSuurrtorgoagleastpeiskesare notacomponoefnthte LGMSIMSanalyticalmethod.
Rr
54 cMMoaamttiprxoiuxsnpdSiskpeoisfkiwenetserroestp.reMpaalreidsfpoirkeerveerycsoavmpelreregiaiteveasncinonAcfeanrcahimoneno0tf. 100 nolL using af
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Ficeolmdpsopuinkdesswoefrinetraelsst.oprFeiopdasrpeidkeornesecvoevrealrsiaaemsplaelssoagfivaecnon1 ceAnttbrcahtmieonnotfC.100nglLusingall
55 ADlupslaimcplaetsewsereanalyzed iduplicate. Resuls re given alongwith thesampleresusin
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56 2ML5ialgbowLratLaetCroSwrsayhsoCswpoeindktlerdoowwlirtehScaaollvmecprlyofeomsr PpRoOofS.uinTtnhereedstsatta2nd5aradnwda2s5r0enngolLc.teIdtaanldawnaalsyfsiosuonfdt1h0e
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1ha3v0e%seccaecpthabLlCrSe,covery(70-130%).Al ofherrecoveroireals compwoeruebnetdweesn 70.
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FSiraeolmudgpbhlaearkhRysepaelmrapctalreesdcacCroontsimidsmgteeewdnaotfssaedmpdteydtcoontthaieneermsp.lyFcoornttyaminietrearnsd mannerastheover samples.
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6 Data Summary
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Please see AtiacBhformadeetnaetd isingofthe analytical results.
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7 Data/Sample Retention
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folders maintbayiCenntered.
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8 Attachments
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82 Asacmants:Resi.
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8643 NAtacnhmon:t C: MLatixoSpkeRMoRencSorveriUnes (FSiedandLaboratorySpikes)
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I 9 Signatures
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