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1、METHOD8041PHENOLSBYGASCHROMATOGRAPHY1.0SCOPEANDAPPLICATION1.1Method8041describesopen-tubular,capillarycolumngaschromatographyproceduresfortheanalysisofphenols,usingbothsingle-columnanddual-column/dual-detectorapproaches.ThefollowingRCRAtargetanalytescanbedetermin
2、edbythismethod:______________________________________________________________________________AppropriateTechniqueaCompoundNameCASNo.351035203540355035804-Chloro-3-methylphenol59-50-7XXXXX2-Chlorophenol95-57-8XXXXX2-Cyclohexyl-4,6-dinitrophenol131-89-5XNDNDNDLR2,4
3、-Dichlorophenol120-83-2XXXXX2,6-Dichlorophenol87-65-0XNDNDNDX2,4-Dimethylphenol105-67-9XXXXXDinoseb(DNBP)88-85-7XNDNDNDX2,4-Dinitrophenol51-28-5XXXXX2-Methyl-4,6-dinitrophenol534-52-1XXXXX2-Methylphenol(o-Cresol)95-48-7XNDNDNDX3-Methylphenol(m-Cresol)108-39-4XNDN
4、DNDX4-Methylphenol(p-Cresol)106-44-5XNDNDNDX2-Nitrophenol88-75-5XXXXX4-Nitrophenol100-02-7XXXXXPentachlorophenol87-86-5XXXXXPhenol108-95-2DC(28)XXXX2,3,4,5-Tetrachlorophenol4901-51-3NDNDNDNDND2,3,4,6-Tetrachlorophenol58-90-2XNDNDNDX2,3,5,6-Tetrachlorophenol935-95
5、-5NDNDNDNDND2,4,5-Trichlorophenol95-95-4XXNDXX2,4,6-Trichlorophenol88-06-2XXXXXaChemicalAbstractServiceRegistryNumber.DC=Unfavorabledistributioncoefficient(numberinparenthesisispercentrecovery).LR=Lowresponse.ND=Notdetermined.X=Greaterthan70percentrecoverybythist
6、echnique.1.2Thesingle-columnapproachinvolvestheuseofawide-borefused-silicaopentubularcolumnforanalysis.Thefused-silica,open-tubularwide-borecolumnoffersimprovedresolution,betterselectivity,increasedsensitivity,andfasteranalysisthanpackedcolumns.1.3Thedual-column/
7、dual-detectorapproachinvolvestheuseoftwowide-borefused-silicaopen-tubularcolumnsofdifferentpolarities.Thecolumnsareconnectedtoaninjectionteeandtwoidenticaldetectors.CD-ROM8041-1Revision0December19961.4PhenolsmaybeanalyzedunderivatizedbyFID,althoughthesensitivityo
8、fthemethodmaynotbesuitableforallneeds.1.5Thismethodalsoincludesaprocedureforthederivatizationofthephenolsandidentificationofthetargetphenolsasmethylatedphenols
