Anionic polyacrylamide is a white powder water-soluble polymer, mainly used in iron and steel plant wastewater, electroplating plant wastewater, metallurgical wastewater, coal washing wastewater and other sewage treatment, sludge dewatering, etc. It can also be used for drinking water purification and purification treatment. Molecular chains contain a certain number of polar groups, which can adsorb solid particles suspended in water, build Bridges between particles, or conde...