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1、METHOD8111HALOETHERSBYGASCHROMATOGRAPHY1.0SCOPEANDAPPLICATION1.1Method8111isagaschromatographic(GC)methodusedtodeterminetheconcentrationofhaloethers.Itdescribeswide-boreopen-tubular,capillarycolumngaschromatographyproceduresusingtheadual-column/dual-detectorapp
2、roach,however,asinglecolumn/singledetectorapproachisacceptable.ThefollowingRCRAanalytescanbedeterminedbythismethod:aCompoundCASNo.Bis(2-chloroethoxy)methane111-91-1Bis(2-chloroethyl)ether111-44-4Bis(2-chloroisopropyl)ether108-60-14-Chlorophenylphenylether7005-7
3、2-3aChemicalAbstractServiceRegistryNumber1.2Thefollowingnon-RCRAanalytesmayalsobeanalyzedbythismethod:CompoundCASNo.4-Bromophenylphenylether101-55-32-Chlorophenyl4-nitrophenylether209-61-43-Chlorophenyl4-nitrophenylether2303-23-34-Chlorophenyl4-nitrophenylether
4、1836-74-42,4-Dibromophenyl4-nitrophenylether2671-93-42,4-Dichlorophenyl3-methyl-4-nitrophenylether42488-57-32,6-Dichlorophenyl4-nitrophenylether2093-28-93,5-Dichlorophenyl4-nitrophenyletherNA2,5-Dichlorophenyl4-nitrophenylether391-48-72,4-Dichlorophenyl4-nitrop
5、henylether1836-75-52,3-Dichlorophenyl4-nitrophenylether82239-20-13,4-Dichlorophenyl4-nitrophenylether22532-80-54-Nitrophenylphenylether620-88-22,4,6-Trichlorophenyl4-nitrophenylether1836-77-72,3,6-Trichlorophenyl4-nitrophenyletherNA2,3,5-Trichlorophenyl4-nitrop
6、henyletherNA2,4,5-Trichlorophenyl4-nitrophenylether22532-68-93,4,5-Trichlorophenyl4-nitrophenyletherNA2,3,4-Trichlorophenyl4-nitrophenyletherNANA=CASnumbersnotassignedatthistime.CD-ROM8111-1Revision0December19961.3Thismethodisrestrictedtousebyorunderthesupervis
7、ionofanalystsexperiencedintheuseofagaschromatographandintheinterpretationofgaschromatograms.2.0SUMMARYOFMETHOD2.1Method8111providesgaschromatographicconditionsforthedetectionofppbconcentrationsofhaloethersinwaterandsoilorppmconcentrationsinwastesamples.2.2Prior
8、touseofthismethod,appropriatesampleextractiontechniquesmustbeusedforenvironmentalsamples(refertoChap.TwoandMethod3500).2.3Bothneatanddilutedorganicliquids(Method3580)maybean
