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时间:2019-10-18
《EPA Method 550.1 Determination of Polycyclic Aromatic Hydrocarbons》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、METHOD550.1DETERMINATIONOFPOLYCYCLICAROMATICHYDROCARBONSINDRINKINGWATERBYLIQUID-SOLIDEXTRACTIONANDHPLCWITHCOUPLEDULTRAVIOLETANDFLUORESCENCEDETECTIONJuly1990J.W.HodgesonW.J.Bashe(TechnologyApplicationsInc.)T.V.Baker(TechnologyApplicationsInc.)ENVIRONMENTALMONITORI
2、NGSYSTEMSLABORATORYOFFICEOFRESEARCHANDDEVELOPMENTU.S.ENVIRONMENTALPROTECTIONAGENCYCINCINNATI,OHIO45268550.1-1METHOD550.1DETERMINATIONOFPOLYCYCLICAROMATICHYDROCARBONSINDRINKINGWATERBYLIQUID-SOLIDEXTRACTIONANDHPLCWITHCOUPLEDULTRAVIOLETANDFLUORESCENCEDETECTION1.0SCO
3、PEANDAPPLICATION1.1Thismethoddescribesaprocedurefordeterminationofcertainpolycyclicaromatichydrocarbons(PAH)indrinkingwatersourcesandfinisheddrinkingwater.Thefollowinganalytescanbedeterminedbythismethod:ChemicalAbstractServicesAnalyteRegistryNumberAcenaphthene83-
4、32-9Acenaphthylene208-96-8Anthracene120-12-7Benzo(a)anthracene56-55-3Benzo(a)pyrene50-32-8Benzo(b)fluoranthene205-99-2Benzo(g,h,i)perylene191-24-2Benzo(k)fluoranthene207-08-9Chrysene218-01-9Dibenzo(a,h)anthracene53-70-3Fluoranthene206-44-0Fluorene86-73-7Indeno(1,
5、2,3-cd)pyrene193-39-5Naphthalene91-20-3Phenanthrene85-01-8Pyrene129-00-01.2Thisisahighperformanceliquidchromatography(HPLC)methodapplicabletothedeterminationofthecompoundslistedabove.Whenthismethodisusedtoanalyzeunfamiliarsamples,compoundidentificationsshouldbesu
6、pportedbyatleastonequalitativetechnique.Method525providesgaschromatographic/massspectrometer(GC/MS)conditionsappropriateforthequalitativeandquantitativeconfirmationofresultsfortheaboveanalytes,usingtheextractproducedbythismethod.NOTE:ToutilizeMethod525,thestandar
7、dsmustbeinacetonitrilealso.11.3Themethoddetectionlimit(MDL,definedinSection13.0)foreachanalyteislistedinTable1.TheMDLforaspecificmatrixmaydifferfromthoselisted,dependingonthenatureofinterferencesinthesamplematrix.2.0SUMMARYOFMETHOD2.1Polycyclicaromatichydrocarbon
8、sandinternalstandards,ifused,areextractedfromawatersamplebypassing1Lofsamplethroughacartridgecontainingabout1gofasolidinorganicmatrixcoatedwithachemicallybonde
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