The thioglycollic acid(TGA) combined with polyethyleneimine(PEI) was used in water flocculation treatment in order to remove not only Cu(II) but also turbidity.

• 本实验将阳离子絮凝剂聚乙烯亚胺(PEI)和重金属络合剂巯基乙酸(TGA)进行复配,以达到既能除重金属又能除浊的目的。