... powder;the liquid is a colorless viscous, easy soluble in water,decomposes when temperature exceeds 120 °C. Nature: cation polyacrylamide can ... , it has strong flocculation, Therefore PAM is widely used in water treatment, as well as metallurgy, paper, petroleum, chemicals, textiles, mineral ... .1-0.2 % aqueous solution, the water’s PH should ≤7,PAM can be used for water treatment only, but also can be ...