Treatment of nitrobenzene wastewater by electrochemical heterogeneous catalytic process, the optimal conditions of nitrobenzene removal were as: applied potential of 40 V, Na_2SO_4 concentration of 500 mg L~(-1), pH 10 and 45 min of HRT.

• 多相催化电解耦合工艺处理硝基苯废水的优化工艺条件为：电解电压40 V、支持电解质Na_2SO_4浓度为500 mg·L~(-1)、pH值为10、水力停留时间45 min。