部分城市污泥中氯苯类化合物的初步研究

1)蔡全英莫测辉2)吴启堂李桂荣(,,510642)王伯光田凯李拓(,,510620)GC/MS115(CBs).,CBs(CBs)00106917mgkg-1,10mgkg-1,.CBs,,124,.CBs.CBsCBs.:,,GC/MS.(CBs).GC/MS,115:12(12DCB)13(13DCB)14(14DCB)124(124TCB)(HxCB),CBs,.11.,1mm4.20g,100ml(11,V/V)(24h).,()(100180),,,,..GC/MS[1].2(CBs)52.2,CBs1)(39870435);(970011);(199716);(0GL9607);.2).21220023ENVIRONMENTALCHEMISTRYVol.21,No.2March2002(CBs)00106917mgkg-1,1106mgkg-1.CBs10mgkg-1,CBs10mgkg-1.CBs:.CBs0150mgkg-1,110mgkg-1,50mgkg-1,1700mgkg-1[25].,(),CBs.1Table1Thesourcesofmeasuredmunicipalsludges64A2/O2)1999/04/0591A2/O1998/11/11641998/12/211998/11/271)A2/O1998/11/4A2/O1998/11/33)111999/4/061999/4/051999/4/161999/4/161999/4/161);2)/;3),.2(mgkg-1)Table2ContentsofchlorobenzenesinselectedmunicipalsludgesofChina(mgkg-1DW.)121314124CBs2)1Nd1)NdNd0062044805102NdNdNd00350422045730020NdNd0022000900514NdNdNdNd0010001050083Nd025400440807118760817NdNd29293171691770079Nd05500051009077080035NdNd00120095014290031NdNd031207611105100016Nd003702320066035111NdNdNd012405470671009800760348058411061)Nd:,0007gkg-1;2)CBs:5CBs.3CBs(1).,00093171mgkg-1,0584mgkg-1,3171mgkg-1,10mgkg-1.12414021,00222292mgkg-1,2292mgkg-1,05mgkg-1.124,0016087mgkg-1,10mgkg-1.143,0254mgkg-1,0550mgkg-10037mgkg-1.13.1CBs(2)Fig.1ContentdistributionofindividualchrolobenzeneinvariedmunicipalsludgesCBs,(11),12(0817mgkg-1)124(2929mgkg-1)(3171mgkg-1),14(0550mgkg-1).,,01mgkg-1.CB,,121413[2,3,5][6],124[3,5,7][2].4CBs5CBs,,,CBs(2).2,12CBs.4:(1)5CBsHxCB,.(2)HxCB124TCB,HxCB,CBs80%,.(3)12DCB,124TCBHxCB,HxCB(124TCB),CBs50%,1412:.(4)13DCB,4.,HxCB,CBs6797%;14DCB,CBs714%;124TCB,CBs661%.,14DCB124TCB,8HxCB,,.2CBsFig.2Contentdistributionpatternsofchrolobenzenecompoundsindifferentmunicipalsludges5CBsCBsCBs,,.,CBs.(90%),6411,CBs.,.CBs.,.,.CBs.CBs,,HxCB,.,CBs124TCBHxCB.:.14221[1],,,.,2002,21(2)132138[2]WangMJ,JonesKC,AnalysisofChlorobenzenesinSewageSludgebyCapillaryGasChromatography.Chemosphere,1991,23:677691[3]RogersHR,CampbellJA,CrathorneBetal.,TheOccurrenceofChlorobenzenesandPermethrinsinTwelveU.K.SewageSludges.WaterResearch,1989,23(7)913921[4]WildSR,JonesKC,OrganicChemicalEnteringAgriculturalSoilsinSewageSludgesScreeningforTheirPotentialtoCropPlantsandLivestock.Sci.TotalEnviron.,1992,11985119[5]WangMJ,JonesKC,BehaviorandFateofChlorobenzenesinSpikedandSewageSludgeAmendedSoil.Environ.Sci.Technol.,1994,2819431952[6]WebberMD,RogersHR,WattsCDetal.,MonitoringandPrioritisationofOrganicContaminantsinSewageSludgesUsingSpecificChemicalAnalysisandPredictiveNonanalyticalMethods.Sci.TotalEnviron.,1996,1852744[7]McintyreAE,LesterJN,OccurrenceandDistributionofPersistentOrganochlorineCompoundsinU.K.SewageSludges.Water,AirandSoilPollution,1984,233974152001518.PRELIMINARYSTUDYONTHECONTENTOFCHLOROBENZENESINSELFCTEDMUNICIPALSLUDGEOFCHINACAIQuanyingMOCehuiWUQitangLIGurong(CollegeofResourcesandEnvironment,SouthChinaAgriculturalUniversity,Guangzhou,510642)WANGBoguangTIANKaiLITuo(GuangzhouInstituteofEnvironmentalScienceandProtection,Guangzhou,510620)ABSTRACTFivechlorobenzenes(CBs)including12dichlorobenzene(12DCB),13dichlorobenzene(13DCB),14dichlorobenzene(14DCB),124trichlorobenzene(124TCB),andhexachlorobenzene(HxCB)inelevenselectedmunicipalsludgesfromvariedcitiesofChinaweredeterminedbyGC/MS.Totalcontentofchlorobenzenes(CBs)inallthesesludgesrangedfrom0010to6917mgkg-1,decreasingintheorder:LanzhousludgeBeijingsludgeDapusludgeWuxisludgeYuanlangsludgeGuangzhousludgeFoshansludgeShatiansludgeXiansludgeZhuhaisludgeShenzhensludge,withmostofthemlessthan10mgkg-1.CBswithhighermolecularweightsuchas124TCBandHxCBweredetectedinallthesludges,generallylessthan05mgkg-1,butnosludgewasdetectedfor13DCB.Amongchlorobenzenes,onlyoneortwoofthemwaspredominant,thusexhibitingspecificdistributionpatterns.ThosechlorobenzeneswithhigherconcentrationwerefoundmainlyinLanzhousludgeandWuxisludge.Thetypeandconcentrationofchlorobenzenesindifferentmunicipalsludgeswererelatedtothesourcesofwastewater,wastewatertreatingmethods,sludgetypes,physicalchemicalpropertiesofchlorobenzenethemselves.Keywords:municipalsludge,chlorobenzenes,GC/MSanalysis.1432: