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铁阳极溶解还原法处理实验室含CrⅥ废水
引用本文:晋玉秀,YANG Xiu-pei,杨秀培,张有会,蔡铎昌.铁阳极溶解还原法处理实验室含CrⅥ废水[J].淮阴师范学院学报(自然科学版),2006,5(1):60-63.
作者姓名:晋玉秀  YANG Xiu-pei  杨秀培  张有会  蔡铎昌
作者单位:西华师范大学,化学化工学院,四川,南充,637002
基金项目:四川省教育厅自然科学基金重点资助项目(011A49)
摘    要:采用铁阳极溶解还原法对实验室含铬废水进行了处理,讨论了电极材料、槽电压、pH值、支持电解质加入量、初始浓度、温度、搅拌和时间对Cr(去除率的影响.在选定试验条件下,Cr(离子的去除率达99%以上,废水中的Cr(离子含量小于0.5 mg/L,符合国家污水排放标准.

关 键 词:铁阳极溶解  还原  铬Ⅵ  废水
文章编号:1671-6876(2006)01-0060-04
收稿时间:2005-10-22
修稿时间:2005年10月22

Study on Treatment of Wastewater Containing Cr(Ⅵ) from Laboratory by Anodic Dissolution Reduction of Iron
YANG Xiu-pei.Study on Treatment of Wastewater Containing Cr(Ⅵ) from Laboratory by Anodic Dissolution Reduction of Iron[J].Journal of Huaiyin Teachers College(Natrual Science Edition),2006,5(1):60-63.
Authors:YANG Xiu-pei
Abstract:The treatment of wastewater containing CrⅥ from laboratory by anodic dissolution reduction of iron had been researched.The effects on the removal rate of CrⅥ had been studied under different electrode material,cell voltage,value of pH,quantity of support electrolyte,initial concentration of solution,temperature,stir and time.Under the optimum conditions,the removal efficiency of CrⅥ can over 99% and the concentration of CrⅥ remains far and far less than 0.5mg/L.The outflow quality of Cr? wastewater is accordant to the standard of national wastewater emission.
Keywords:anodic dissolution of iron  reduction  CrⅥ  wastewater
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