化学氧化法处理抗生素制药废水顾俊璟

:2006-02-20:(No.0331810112)。:(1981-),,,。:　,:[phone],E-mail:[e-mail]。　　:1004-9533(2007)04-0291-04顾俊,王　志,樊智锋,解利昕,刘广春,王世昌(,,300072):应用传统生化法处理抗生素制药废水,出水很难达到行业排放标准。采用光催化氧化法和氯氧化法对抗生素制药废水进行了研究,探讨了上述过程中光照时间、通气条件、初始pH值及投加有效氯量等因素对抗生素制药废水处理效果的影响。试验结果表明,这两种化学氧化法都能够有效地去除抗生素制药废水中的有机物,出水COD值达到《污水综合排放标准》(GB8978-1996)的二级标准。:制药废水;抗生素;化学氧化;光催化氧化;氯氧化:X787　:AChemicalOxidationTechnologyinTreatmentofPharmaceuticalWastewaterContainingAntibioticGUJun-jing,WANGZhi,FANZhi-feng,XIELi-xin,LIUGuang-chun,WANGShi-chang(ChemicalEngineeringResearchCenter,SchoolofChemicalEngineeringandTechnology,StateKeyLaboratoryforChemicalEngineering,TianjinUniversity,Tianjin300072,China)Abstract:Theeffluentofpharmaceuticalwastewatercontainingantibioticbyconventionalbiologicaltreatmentsishardtoreachtheindustrydischargestandard.Thetreatmentofpharmaceuticalwastewatercontainingantibioticwasperformedbybothphotocatalysisoxidationandchlorineoxidation.Theeffectsoftheparametersduringtheseprocesses,suchasirradiationtime,aeratingcondition,initialpHvalueandchlorinedosage,wereinvestigated.ExperimentalresultsindicatedthatbothofthechemicaloxidationmethodscanremoveorganicsubstanceeffectivelyandtheeffluentCODcouldreachtheⅡ-classcriteriaspecifiedinIntegratedWastewaterDischargeStandard(GB8978-1996).Keywords:pharmaceuticalwastewater;antibiotic;chemicaloxidation;photocatalysisoxidation;chlorineoxidation　　、。,、,。、。,,,。,。,、、[1～3]。,20077July2007　　　　　　　　　CHEMICAL　INDUSTRY　AND　ENGINEERING24　4　Vol.24　　No.4[4～5]、[6～8][9～10]、、。,,,。1　1.1　,,300～500mgL,10～20mgL。20～25℃,10min,,50～100μm,。1,3:、。TiO2,0.182m2,4L;(39W);2.5gh。5L,。,,,,,。1—;2—;3—;4—;5—;6—;7—;8—;9—;10—1　　1.2　()。1L,,H2SO4NaOHpH,(60%～65%),,30min,。1.3　CODK2Cr2O4(COD)。COD0CODtCOD。COD=(COD0-CODt)COD0×100%2　2.1　2.1.1　COD30℃,33.6mgmin,pH7.8～8.0,COD0385mgL,COD2。2　COD　2,COD,180minCOD385mgL150mgL,61%,,。:[11],,,,;CO2,CO2,OH-,OH-,(·OH),。2.1.2　COD,COD3(30℃,pH292　　　　　　　　　　200777.8～8.0,COD0385mgL)。O3(mg·min-1):□—33.6;○—27.5;△—20.43　COD　3,,COD。TiO2UV[12],TiO2,,,(h+),(e-)。,,,(·OH)。,CO2H2O。,,,COD。2.1.3　pHCOD33.6mgmin,pH,pHCOD,4(30℃,COD0385mgL)。pH:□—9.0;○—7.8;△—6.04　pHCOD　4,pH6.0,,pH9.0,COD,180min,COD385mgL104mgL,73%。pH。pH,10[13],。,,,pHCOD;,pH。,pH,()。,,,,COD,,。,,。2.2　2.2.1　COD20℃,3.0gL,pH7.8～8.0,COD0527mgLCOD5。5　COD　5,COD。COD527mgL316mgL,40%;5minCOD232mgL,56%。,5min,COD。,,COD。COD,,,293244:　　　　　,COD。2.2.2　COD20℃,pH7.8～8.0,COD0527mgL,COD6。6　COD　6,,COD。5.0gL,62%;3.0gLCOD,3.0gLCOD。3.0gL,,,COD。2.2.3　pHCODpH,pHCOD7(20℃,3.0gL,COD0527mgL)。7　pHCOD　7,,pH。、,[14],(),。3　1),、pHCOD。5LpH9.0、33.6mgmin、180min,COD385mgL104mgL,73%。2),pH,。1LpH10.0、3.0gL、5min、30min,,COD527mgL184mgL,65%。3),COD《》(GB8978-1996)(200mgL)。:[1],,　.[J].(),2004,20(2):199-202.[2].[J].,2005,2:1-6.[3],,.[M].:,2000.[4]TUSNELDAE,FRITZH.Removalofselectedpersistentorganicpollutantsbyheterogeneousphotocatalysisinwater[J].Catalysistoday,2005,101:195-202.[5]HACHEMC,BOCQUILLONF,ZAHRAAO.Decolourizationoftextileindustrywastewaterbythephotocatalyticdegradationprocess[J].DyesandPigments,2001,49:117-125.[6]ANDREOZZIR,CANTERINOM,MAROTTAR.Antibioticremovalfromwastewaters:Theozonationofamoxicillin[J].JournalofHazardousMaterials,2005,122(3):243-250.[7]AKMEHMETB,MERIHO.TreatmentofpharmaceuticalwastewatercontainingantibioticsbyO3andO3H2O2processes[J].Chemosphere,2003,50(1):85-95.(313)294　　　　　　　　　　200773　,SnCl4·5H2OSbCl3,ATO:,SbSn0.10,pH2,600℃2h。,10nm,10Ψ·cm。。:[1],.[M].:,1991.[2]ORELZC,ORELB,HODOˇCEKM,KAUˇCIˇCV.ConductiveSnO2Sbpowder:Preparationandopticalproperties[J].JMaterSci,1992,27:313-318.[3]HIROAKII,YUKIEI,KAZUHIKOS,etal.Preparationofhollowfibersoftinoxidewithandwithoutantimonydoping[J].ChemLett,2000,29:906-907.[4]LARSSONA,KARLSSON-PARRAA,SJOQUISTJ.Useofchickenantibodiesinenzymeimmunoassaystoavoidinterferencebyrheumatoidfactors[J].ClinChem,1991,37:411-414.[5]BURGARDD,GOEBBERTC,NASSR.Synthesisofnanocrystalline,redispersableantimony-dopedSnO2particlesforthepreparationofconductive,transparentcoatings[J].JSol-GelSciTechn,1998,13:789-792.[6],,.[M].:,1996.[7],,　.[J].,1997:29-32.[8],　.-[M].:,1997.[9].Sb[J].,1990,5(4):324-326.▲　　　▲　　　▲　　　▲(294)[8]ARSLANI,BALCIOGLUI.Biodegradabilityassessmentofozonatedrawandbiotreatedpharmaceuticalwastewater[J].ArchivesofEnvironmentalContaminationandToxicology,2002,43(4):425-431.[9]　.[J].,2004,24(6):440-443.[10]　,,.[J].,2005,31(4):49-53.[11],,.[J].,2004,12:25-28.[12]ROBERTOA,VINCENZOC,AMEDEOI.Advancedoxidationprocesses(AOP)forwaterpurificationandrecovery[J].CatalysisToday,1999,53:51-59.[13],　,.[J].,2001,11(3):26-29.[14]　,,.、[J].,2002,22(3):161-164.313244　: