Three removals targets and laws of the effluent were studied, which includes oil, turbidity and COD.The removal effects were compared between polysilic aluminum ferric chloride and polyethyleneimine.

• 研究了油、浊度和COD的去除效果及规律，同时对比考察了添加两种絮凝剂聚硅氯化铝铁和聚乙烯亚胺的去除效果。