Anion Polyacrylamide is mainly used to purify drinking water and domestic sewage, purify industrial sludge and dewatering agent and coagulation and sedimentation agent. It is mainly used to purify drinking water and domestic sewage; purify industrial water and industrial wastewater; purify mine and oilfield re-injection water; purify papermaking, electroplating, electronics, dyeing and finishing, pharmaceuticals, metallurgy, coal washing, tannery and various chemical wastewater. The most suitable type of product should be selected according to the conditions and water quality of the system to be treated.