GCMS用于测定造纸废水中的多环芳烃

ChinaPulp＆PaperVol.31No.62012··。GC-MS1121211.5106402.510640GC-MSPAHs。DB-5GC-MS30min1.0gNaCl20min。PAHsGC-MSX793A0254-508X201206-0010-042012-02-132011“BP-”。TheMethodofDeterminingthePAHsinPapermakingWastewaterbyGC-MSWANGYan1*WANJin-quan12MAYong-wen12KANGXiao-hua11．CollegeofEnvironmentalScienceandEngineeringSouthChinaUniversityofTechnologyGuangzhouGuangdongProvince5106402．NationalKeyLabofPulpingandPapermakingEngineeringSouthChinaUniversityofTechnologyGuangzhouGuangdongProvince510640*[e-mail]ifferentpretreatmentmethodsandtestconditionsondeterminationofpolycyclicaromatichydrocarbonsPAHsinpapermakingwastewaterbyGC-MSwereinvestigated．ItwasfoundthatthebestextractingeffectscouldbeobtainedbyusingDB-5asthechromatographiccolumnofGC-MSmethylenechlorideastheextractant30minextractiontime0．1gNaClassalting-outagentand20minmechanicaloscillation．Usingtheoptimizedconditionsthedeterminationresultsshowedthatthe6kindsofPHAsfoundintheinfluentleavedonly2kindsintheeffluent．KeywordspapermakingwastewaterPAHsGC-MSextractionconditionsPAHs、、、、、1、2-45。PAHs6、7、、、PAHs。89。15%CODCOD1/310。PAHs。PAHs。GC-MSPAHs、、、。PAHs·01·《》2012316PAHs。GC-MSGC-MSPAHs。11.1Agilent7890A/5975CGC-MS。1.2250℃4h。1.3HP-5、CB-5DB-5。99.999%0.086MPa250℃1μL10∶1～1∶140℃10℃/min180℃5℃/min280℃5min。1.2kVEI70eV30～550amuNist084min。1.4ECF。CODCr1000～1300mg/LCODCr90～140mg/L。1.54℃3300mL1∶110%NaOHpH2pH123G3。250mLNaCl。3。Na2SO4。1mLN20.5mLGC-MS。22.1GC-MS、。PAHsGC-MSHP-5、CB-5DB-55%、5%5%。DB-5PAHsHP-5CB-512。PAHs。DB-5GC-MS。2.22.2.1PAHsPAHs。PAHs。PAHs。、、PAHs·11·ChinaPulp＆PaperVol.31No.62012。。2.2.25、10、20、30、40、50minDB-5GC-MS3。330min30min。PAHs30min。32.2.3PAHs。NaCl0、1.0、2.0、3.0gNaCl30minDB-54。41.0～2.0gNaCl11。1.0gNaCl。4NaCl2.2.410、20、30、40、50minPAHsGC-MS。520min。52.3、、GC-MS67。6PAHs11-、1-1-1-、14-2PAHs1-。33.1PAHsPHAsPAHs·21·《》20123161PAHs/min112.735師師師師師師師師帪帪128.2214.2191-師師師師師師師師帪帪Cl162.0314.4031-師師師師師師師師帪帪144.0414.9431-帨帨師師師師NH2147.0515.95814-師師師師師師師師帪帪ClCl197.0618.9041-師師師師帪帪師師師師師師師師帪帪NH2217.0DB-530minNaCl1.0g20min。3.2PAHs621-。PAHs、。1WellingXDavidW．Metabolicactivationofpolycyclicandheterocy-clicaromatichydrocarbonsandDNAdamageAreviewJ．Toxicolo-gyandAppliedPharmacology2005206173．2TangXLBiXHShengGYetal．SeasonalVariationoftheParti-cleSizeDis-tributionofn-AlkanesandPolycyclicAromaticHydrocar-bonsPAHsinUrbanAerosolofGuangzhouChinaJ．Environ-mentalMonitoringandAssessment2006117193．3QiaoMHuangSBWangZJ．PartitioningcharacteristicsofPAHsbetweensedi-mentandwaterinashallowlakeJ．SoilsSediments20088269．4LiuAXLangYHXueLDetal．Ecologicalriskanalysisofpoly-cyclicaroma-tichydrocarbonsPAHsinsurfacesedimentsfromLaizhouBayJ．EnvironmentalMonitoringandAssessment2009159429．5NationalAcademyofSciencesPolychlorinatedBiphenylsR．Wash-ingtonNationalAcademyofScience1979．6．PAHs、J．2010206136．7．C//2011．2011．8．J．201130361．9．J．201029235．10．J．201130334．11BuchholzKDPawliszynJ．Optimizationofsolid-phasemicroextrac-tionconditionsfordeterminationofphenolsJ．Anal．Chem．199466160．CPP··20125。42100102010－64778155010－6477815664778157《》010－64778158647781596477816064778161《》010－6477816264778163《》010－64778165《》010－647781696477817064778171010－647781666477816764778168010－64778173010－64778172010－64778174·31·