... :Cationic polyacrylamide, as a flocculant agent, mainly used in urban sewage treatment, paper making, food processing, petrochemical, metallurgical, miner ... separation, metallurgy, chemical and food industries, etc.; the sewage treatment of iron and steel, textile, paper-making, ... in paper-making; the treatment and purification of urban sewage and potable water. Packing and StoragePacked with barrels ...