二氧化氯催化氧化处理印染废水曹向禹

曹向禹(齐齐哈尔大学轻工与纺织学院,黑龙江齐齐哈尔161006)　:,COD;:100mg/L,1g/L,pH6.5,45min。CODCr120mg/L,≤40。:染整;废水处理;二氧化氯;催化;氧化:TS199　　　:B　　　:1000-4017(2010)18-0031-02WastewatertreatmentwithClO2catalyticoxidationCAOXiang-yu(SchoolofLightIndustryandTextile,QiqiharUniversity,Qiqihar161006,China)Abstract:WastewatertreatmentwithClO2catalyticoxidationwasputforwardandallkindsoffactorsaffectingremovalofCODCrandchromawerediscussed.Theoptimalconditionwas:ClO2dosage100mg/L,catalystdosage150mg,pHvalue6.5,reactiontime45min.TheCODCrandchromaofoxidizedwastewaterwerelessthan120mg/Land40times.Keywords:dyeingandfinishing;wastewatertreatment;chlorinedioxide;catalytic;oxidation;　　,、[1-3]。,。,,COD,。1　试验部分1.1　　(NaClO2HCl),()。　,CN63M/QCOD-2CCOD。　(CODCr3000mg/L,550,pH6～7)。1.2　,5cm,。。150mL,,pH,,,,CODCr,:2010-04-29:(No.QC06C091):(1972-),,,,。E-mail:[e-mail]。。1.3　1.3.1　二氧化氯浓度测定[4]。1.3.2　色度测定。1.3.3　COD值的测定COD。2　结果与讨论2.1　CODCr。150mL,150mg,pH6.5,,45min。,Cl-CODCr,,1。1　CODCr31　二氧化氯催化氧化处理印染废水　(2010No.18)1,,,;10～70mg/L,,;100mg/L,,。,,100mg/L。2.2　pHCODCrpH、。150mL,150mg,100mg/L,pH,45min。,Cl-CODCr,,2。2　pHCODCr2,,CODCr;,,。,,,,Ni2+,。,pH6.5,CODCr,。pHpH。,pH6.5。2.3　CODCr150mL,150mg,100mg/L,pH6.5,,,,Cl-CODCr,,3。3,,CODCr;45min,CODCr,CODCr3　CODCr。3,,,CODCr,;45min,CODCr,,(Cl-),Cl-,CODCr,CODCr。CODCr,45min。2.4　CODCr。,,4。4　CODCr4,,CODCr;,CODCr。,50mg,90%;50～150mg,CODCr,。。,,,。,150mg(1g/L)。,50mg。(下转第35页)32　(2010No.18)　(μg/mL)/%102,4-7.917y=6.7207x-1.84320.999960.485112,6-7.917y=6.7207x-1.84320.999960.485123,3′-8.199y=8.9663x-2.39080.999930.492133,3′-8.420y=26.2662x-60.97190.999830.893144,4′-8.795y=13.0075x-8.12920.999960.293152-9.097y=52.3442x+3.98650.999980.293164--9.614y=13.2821x+2.64330.999980.283172,4,5-10.704y=7.6838x-12.74090.999380.883183,3′--4,4′-11.166y=14.2350x-6.02940.999920.297194-11.942y=4.9194x+0.73690.999700.293203,3′-12.476y=18.5897x+1.49980.999410.293214,4′---(2-)12.892y=11.5395x+3.55800.999940.8973　结论GB/T17592—2006,21,,、、,,。:[1]　,　,,.[J].,2001(7):353-355.[2]　,,.[J].,1997,5(3):6-8.[3]　　.[J].,2007(6):7-10.[4]　.//[J].,2008,39(8):1259-1263.[5]　,　,,.[J].,2008,28(9):1583-1588.[6]　.GB/T17592—2006[S].:,2006.[7]　BSEN14362-1:2003,Textiles-Methodsforthedeterminationofcertainaromaticaminesderivedfromazocolorants-Part1:Detectionoftheuseofcertainazocolorantsaccessiblewithoutextraction[S].(△上接第32页)2.5　。,8,CODCr,,,();,。。,,,,。,,。3　结论。,CODCr3000mg/L、550,:pH6.5,100mg/L,1g/L,45min,CODCr120mg/L,≤40,CODCr96%93%,。:[1]　,.[J].,2009,26(12):1-6.[2]　.[J].,2007,28(1):116-119,128.[3]　,,　.-[J].(),2009,40(6):1488-1493.[4]　　,,,.ClO2、Cl2、ClO2-ClO3-[J].,1997,30(4):66-71.35　超高效液相色谱法测定纺织品禁用染料　(2010No.18)