,璠,(,100012)[],。。,,。,、、。[];;;[]X703.1[]A[]1005-829X(2012)02-0010-06Advancesintheresearchonarsenic-bearingwastewatertreatmentGaoXiaojuan,WangFan,WangQinian(CleanerProductionCenterofMEP,ChineseResearchAcademyofEnvironmentalSciences,Beijing100012,China)Abstract:Thehazardofarsenic-bearingwastewaterandthepresentsituationconcerningthetechnologyofitstreatmentareintroduced.Thecharacteristicsandlimitationsofvarioustraditionalarsenicremovingtechnologiesareanalyzed.Theapplicationofadsorptionmethodtothetreatmentofarsenic-bearingwastewaterisexpoundedemphaticallyindetail.Theresultsshowthatadsorptionmethodiseffectiveonarsenicremoval,aswellasontherecycleofarsenicfromarsenic-bearingwastewater,andtheefficiencydependsonthecharacteristicsoftheadsorbents.Toanswerfortherequirementsofnewwaterqualitystandard,newmaterialswithlow-costandhigh-efficiencyandstrong-stabilityshouldbemainlydevelopedinfuturestudy.Keywords:arsenic-bearingwastewater;adsorptionmethod;biologicalmethod;membranetechnology,,、、、、、,、。(),,,〔1〕。、、、〔2-4〕。,(—SH)()〔5〕,(CDC)(IARC)〔6〕。,(WHO)〔7〕。〔8〕,〔1〕。,〔1〕。,。200771《》(GB5749—2006)50μg/L10μg/L,(USEPA)、WHO,。、、、,。1、、、,、、、,。、、、()〔9〕,、、、、。[](2009ZX07529-005)32220122IndustrialWaterTreatmentVol.32No.2Feb.,201210As()(FeAsO4)(Ksp=5.8×10-21),As()As(),pHAs(),As()。As()As(),pHAs()。O3、H2O2、MnO2、〔10-13〕,〔14〕。Fe3+pH〔Fe(H2O)6〕3+、〔Fe2(OH)3〕3+、〔Fe2(OH)2〕4+,,,、、,FeAsO4,;〔(PAM),PAM〕,,,〔15〕。pH,〔4〕,pH6~9〔15〕。,(、、),。,pH,。,,〔2〕。,,。2~3,,99%〔16〕。,〔17〕,,,15∶1,pH5.5~7.5,10min,30min,10μg/L,。,。〔18〕,,100mg/LAs()96%、As(V)99%,,FeCl3、FeSO4、Al2(SO4)3。,,;,,,,,,。2。,。、、〔19〕。F.G.A.Vagliasindi〔20〕,。〔21〕(IEF)As(),,IEFAs(),As()25mg/L,As()285mg/g,,IEF,IEFIEFAs(),。As(),〔19〕As(),As()5g/L99.99%,。2mol/L(5%),As()。,。,,,,。(SO42-、PO43-、NO3-),,,2012-02,32(2),:11。3,,,、、。、、。(500~700mg/L),97.9%〔1〕。〔22〕,As(),90%,As()。As(),;pH,pH,。P.Brandhuber〔23〕,,,,Donnan。,,,,,,,。、、,,。4、、,。,,,。、,。,,,,,。〔24〕As()0.05~0.25mg/L、Mn2+0.5~3.0mg/L,,15d,,As()、Mn2+0.02mg/L0.05mg/L。,,、、、,,,,。〔25〕,,7.47g/kg。16h,As()、As()80%,;As()、As(),As()As(),As()70%,As()50%,。,As()、As()80%。,,,ECP(),ECP。、、pH、。,〔3〕,As()500mg/LAs()1500mg/L,As()。,,。5(),。,,、,,,,6。5.1、,。〔26〕,。,(10mg/L)98.6%,Cr()2012-02,32(2)12。〔27〕、12×40(AC1),/〔FeO/AC-HAC/Fe2(C2O4)〕。,AC1、FeO/AC-HAC/Fe2(C2O4)3。〔28〕200℃0.5h,。〔29〕(、、、)。、,,。5.2、。,,。。〔30〕,,,,,,。〔31〕(),Fe3+,,,As(V)5~40mg/L,99%,,。5.3,,()。S.A.Wasay〔32〕。〔18〕。〔33-34〕,,pH,,、;/,。5.4(1~100nm),。,、、。,,。〔35〕As()As(),pH1~10,99%。〔36〕ZrO2As()As(),pH1~10,98%,ZrO20.5mol/LNaOH,ZrO2As()As()。〔37〕,。,,。5.5MnO2,,。〔38〕MnSO4KMnO4MnO2,As(),1mol/LNaOH1h,As()82.7%。MnO2,,〔39〕DH302MnO2,As(),DH302MnO2As(),As()2,。5.6,。、、、(HFO)〔40-43〕,,,,,。,2012-02,32(2),:13。、、、、、〔8,44-50〕。〔46〕()-〔Fe()LECCA〕,,As(),,、As(),As(),As()1~40mg/L,99%,,As()98%。K.N.Ghimire〔47〕(OW),Fe()(POW),,,POWAs()As(),、、。,。,(),。〔8〕Fe()D401As(V),,Fe()D4011mg/L0.01mg/L,,94%。Fe()。,,。,〔49〕(hydratedironoxide,HFO)N201N201-Fe,,N201-FeAs(V),pH,As(V)(2mg/L)N201-Fe。〔50〕D201DonnanD201-HFO。,。D201-HFO,10μg/L,D201-HFONaOH-NaCl。,。、,。6,,,,,,。,。3:(1),;(2),,;(3),,。[][1].[D].:,2001.[2].[J].,2000,31(41):30-32.[3],,,.[J].,2003,23(6):14-18.[4],,,.[J].,2000,21(4):359-362.[5],.[J].(),2007,28(2):49-51.[6]JefferAL,RobertFS,ChristopherTD.EnvironmentalToxicants[M].NewYork:NationalAcademiesPress,1993:20-50.[7],,,.[J].,2009,25(3):282-288.[8].Fe()()[D].:,2005.[9],,,.[J].,2004,24(7):13-17.[10]KimMJ,NriaguJ.Oxidationofarseniteingroundwaterusingozone2012-02,32(2)14andoxygen[J].TheScienceofTotalEnvironment,2000,247(1):71-79.[11]PettineM,CampanellaL,MilleroFJ.ArseniteoxidationbyH2O2inaqueoussolutions[J].GeochimicaetCosmochimicaActa,1999,63(18):2727-2735.[12],.MnO2As()As(V)[J].,2000,14(1):48-52.[13],,.[J].,2008(1):80-82.[14],,,.[J].,2008,15(8):1-7.[15].[J].,2009,28(1):12-17.[16].[J].,1999,(4):27-29.[17],,,.[J].,2006,27(2):281-284.[18],,,.———[J].,1999,6(6):7-11.[19],,,.[J].,1998,25(6):75-80.[20]VagliasindiFGA,CandidateD,BenjaminM.ArsenicremovalinfreshandNOM-preloadedionexchangepackedbedadsorptionreactors[J].WaterScienceandTechnology,1998,38(6):337-343.[21],,,.As(V)[J].,2009,29(8):62-66.[22],,,.[J].,2007,36(4):565-568.[23]BrandhuberP,AmyG.Arsenicremovalbyachargedultrafiltrationmembrane—influencesofmembraneoperatingconditionsandwaterqualityonarsenicrejection[J].Desalination,2001,140(1):1-14.[24],,.()[J].,2006,22(7):85-88.[25],.[J].,1997,19(2):11-12.[26],,.[J].,2009,35(12):6-7.[27],,,./[J].:,2006,34(12):1647-1650.[28],,.[J].,2003,16(4):344-345.[29],,.()[J].:,2008,39(2):279-283.[30],,,.[J].,2007,40(3):275-279.[31],,.[J].,2009,38(8):1100-1104.[32]WasaySA,HaronMDJ,TokunagaS.Adsorptionoffluoride,phosphate,andarsenateionsonlanthanum-impregnatedsilicagel[J].WaterEnvironmentResearch,1996,68(3):295-300.[33],,,.[J].,2001,20(1):70-75.[34],,,./.[J].,2006,26(10):1586-1591.[35],,,.()()[J].,2003,19(2):172-174.[36],,.()()[J].,2004,26(3):1-3.[37],,,.[J].:,2010,41(2):416-421.[38],,,.MnO2As()[J].,2005,5(1):50-53.[39],,,.MnO2As()[J].,2006,7(10):73-76.[40],,,.[J].,2009,31(6):43-49.[41],,.[J].,2008,37(3):347-348.[42],,,.[J].,2005,24(6):551-555.[43]DriehausW,JekelM,HildebrandtU.Granularferrichydroxide—anewadsorbentfortheremovalof