【摘要】 以江苏某厂噻吩生产废水为对象,研究了微电解和Fenton试剂氧化组合工艺对其处理效果,并确定了最佳工艺参数.控制微电解初始pH值为2,Fenton氧化初始pH值、反应时间、反应温度、FeSO4.7H2O和双氧水(体积分数30%)用量等参数分别为2,40 min,45℃,200 mg/L和20 mL/L,最终对COD和硫化物的去除率分别达到96%和99%以上.处理效果良好,出水的COD和硫化物指标达到国家排放标准.更多还原

【Abstract】 This article researched the processing efficiency of thiophene manufacture effluent from a chemical plant in Jiangsu province with a combination of micro-electrolysis and Fenton reagent.The best operating parameter was determined in the end.The result showed a positive efficiency and the concentrations of COD and sulfide could meet the national standard.更多还原