采选矿废水COD降解过程中ORP的特性研究
周杰,刘金勇,闫虎祥,祁超,吴财松,黄海

ORP characteristic during COD degradation of mining wastewater
Jie Zhou,Jinyong Liu,Huxiang Yan,Chao Qi,Caisong Wu,Hai Huang
图2 Fe2+、Fe3+、S2-、COD浓度与ORP值的对应关系