高级氧化技术降解水体中抗生素的研究进展

335201410四川环境SICHUANENVIＲONMENTVol.33No.5October2014··2014-05-192012ZX07403-001。1992－2013。孙子为1，归谈纯1，2，高乃云1，张艳森1，朱明秋11.2000922.200092抗生素是一类用于阻止和治疗微生物传染性疾病的人用和兽用药物，在人类和动物疾病治疗领域以及水产养殖业有着广泛的用途。近年来，抗生素作为一种新型污染物不断排入水体并且在水体中持续存在，对水生态环境以及人类健康造成了威胁。化学和生物等降解技术引起广泛关注，其中高级氧化技术(AOPs)由于其具有适用范围广、反应速率快、氧化能力强等特点，被成功应用到自然水体和污水中抗生素等多种有机污染物的降解。基于近年来的研究成果，综述了几种常见AOPs对抗生素的降解过程和机理，对比分析了对抗生素的降解效果，最后展望了AOPs应用于抗生素降解的研究方向和挑战。X703A1001-3644201405-0146-08ＲesearchProgressonDegradationofAntibioticsViaAdvancedOxidationProcessesSUNZi-wei1GUITan-chun12GAONai-yun1ZHANGYan-sen1ZHUMing-qiu11.StateKeyLaboratoryofPollutionControl＆ＲesourcesＲeuseTongjiUniversityShanghai200092China2.TongjiArchitecturalDesigngroupCo.LtdShanghai200092ChinaAbstractAntibioticsusedinhumanandveterinarymedicineaswellasinaquacultureforthepurposeofpreventingortreatingmicrobialinfectionshavebeenconsideredemergingpollutantsduetotheircontinuousinputandpersistenceintheaquaticecosystemhadposedathreattoecologicalenvironmentandhumanhealthoverpastfewyears．Manyinvestigationsonchemicalandbiologicaltechnologieshavebeenreportedforthedecompositionofantibioticsinaqueousmatricesduringpastyears．AmongthemtheadvancedoxidationprocessesAOPshavebeensuccessfullyappliedindegradationofantibioticsandotherorganicpollutantsinwaterandwastewaterfortheircharacteristicsofwideapplicationhighreactionrateandstrongoxidationability．BasedonrecentresearchdegradationprocessesandmechanismsofseveralcommonAOPsonantibioticsweresummarizedthedegradationeffectwascomparedandresearchprospectsandchallengeswerealsooutlooked．KeywordsAntibioticsecologicalenvironmentdegradationadvancedoxidationprocesses1。1～4。、5。AOPs·OHSO－4·67。O3、H2O2、UV8～10。DOI:10.14034/j.cnki.schj.2014.05.028H2OCO2。AOPs、、、、。AOPs。22.1O3E0=2.07V11。O3·OH1～66O3+OH－→O2+HO－21O3+HO－2→HO·2+O·－32HO·2→H++O·－23O·－2+O3→O2+O·－34O·－3+H+→HO·35HO·3→·OH+O26。。SMTTMP100%TOC10%。SMTTMP1213。pH。pH14。pH。pHpH15。pHpH·OH·OH16。O3/UV、O3/H2O2。O3/UVH2O2·OH7～817O3+H2O→H2O27H2O2→2·OH8UV·OH。O3/H2O2O3/UVH2O2。Ｒosal18O3/H2O2O3/H2O25min99%1hTOC15%H2O290%。H2O2H2O219。O3O3/UVO3TOC40%O3/UVTOC70%65%20。、。、14。2.2H2O2Fe2+·OH·OH。1990HorstmanH2O2Fe2+21。Fe2+H2O27415·OH9～1022Fe2++H2O2→Fe3++OH－+·OH9·OH+ＲH→Ｒ·+H2O1010mg/LH2O2DOCH2O2120mg/LDOC80%20%23。UV/Fen-ton。Fe2+·OH。1124FeOH2+→Fe2++·OH113297%25。pH。pHpH39·OH。pH1～2H+·OH1226·OH+H++e－→H2O12H2O2H3O+2Fe2+·OH。pH＞4Fe2+·OH2728。pH2.5～4。pH29。。Orbeci30H2O2H2O2·OHFe0Fe2+。pH。。H2O2H2O214。H2O2H2O2·OH·OH13·OH+H2O2→HO·2+H2O13pH、、31。2.3CO2、H2O。。、32。33。6%～12%34。Jiao3580%TOC14%。36。H2O2O34。。12～30mg/L37。38。841四川环境33。39。40。2.441。42。343。。。。OH－·OHO2O·－244。。TiO2。TiO2。TiO2P25TiO2∶=80∶20还原O2TiO2电子e-重组Eb降解产物RX+H++OH·氧化H2O抗生素RXhv能级O2-空穴h-TiO2Fig.MechanismofantibioticsdegradationbyTiO2photocatalysis45。TiO2ZnOCdS。Kaniou46ZnO。。50%DOC80%47。90%DOC80%。48。DOC98%50%49。TiO2。pHH2O250。TiO2TiO2。Au-gugliaro51TiO2、。TiO252。TiO253。。TiO2TiO2380nm。TiO2。TiO2540nmpTiO22pTiO2。TiO2。5455。2.5。PtTiO29415IrO2PtO2BDD。。。。Cl2H2O2O3·OH56。·OH。H2O2+Fe2+。O2H2O21457O2+2H++2e－→H2O214H2O2·OH。。Dirany58PtBDDBDDTOC。BDD3hCODDOC90%59。。pH。BDD60。Dira-ny61PtBDDBDDTOCPtTOC91%。COD。。。2.6SO·－4。SO·－4E0=2.6V。。15S2O2－8→/UV2SO·－41516、17S2O2－8+Mn+→SO·－4+SO2－4+Mn+116SO·－4+Mn+→SO2－4+Mn+11762。Fe2+Fe3+63。Fe2+S2O2－8SO·－464Fe2++S2O2－8→Fe3++SO2－4+SO·－418SO·－4+SO·－4→2SO2－419SO·－4+Fe2+→SO2－4+Fe3+20SO·－4+S2O2－8→SO2－4+S2O·－821SO·－4+OH－→SO2－4+·OH22SO·－4+H2O→HSO－4+·OH23·OH+·OH→H2O224·OH+SO·－4→HSO－4+1/2O225·OH+S2O2－8→OH－+S2O·－826。CIPSMXCIPSMX95.6%74.7%Fe2+CIPSMX。。64。Fe2+。Fe2+SO·－4Fe2+SO·－465。Fe2+Fe3+66。Fe2+。EDTANTAFe2+。。3。051四川环境33。。AOPs。。、。TOC。pHpH。。H2O2·OHH2O2·OH。。。。。。。。。1BarberLBKeefeSHLeBlancDＲetal.Fateofsulfame-thoxazole4-nonylphenoland17β-estradiolingroundwatercon-taminatedbywastewatertreatmentplanteffluentJ.Environ-mentalscience＆technology200943134843-4850.2LapworthDBaranNStuartMetal.Emergingorganiccon-taminantsingroundwaterareviewofsourcesfateandoccur-renceJ.EnvironmentalPollution2012163287-303.3JuradoAVàzquez-SuéECarreraJetal.EmergingorganiccontaminantsingroundwaterinSpainAreviewofsourcesre-centoccurrenceandfateinaEuropeancontextJ.Scienceofthetotalenvironment201244082-94.4KümmererK.AntibioticsintheaquaticenvironmentareviewpartIJ.Chemosphere2009754417-434.5ChenW-ＲDingYJohnstonCTetal.Ｒeactionoflinco-samideantibioticswithmanganeseoxideinaqueoussolutionJ.Environmentalscience＆technology201044124486-4492.6HernandezＲZappiMColucciJetal.Comparingtheper-formanceofvariousadvancedoxidationprocessesfortreatmentofacetonecontaminatedwaterJ.Journalofhazardousmaterials200292133-50.7BautitzIＲNogueiraＲFP.Degradationoftetracyclinebypho-to-Fentonprocess—SolarirradiationandmatrixeffectsJ.Jour-nalofPhotochemistryandPhotobiologyAChemistry2007187133-39.8.J.20076117-121.9.J.200891433-1438.10.J.20046421-425.11TernesTAStüberJHerrmannNetal.OzonationatoolforremovalofpharmaceuticalscontrastmediaandmuskfragrancesfromwastewaterJ.WaterＲesearch20033781976-1982.12BeltranFJAguinacoAGarcia-ArayaJFetal.OzoneandphotocatalyticprocessestoremovetheantibioticsulfamethoxazolefromwaterJ.WaterＲesearch200842143799-3808.13KuangJHuangJWangBetal.Ozonationoftrimethopriminaqueoussolutioni