PAM-polyacrylamide CPAM(Cationic Polyacrylamide) APAM(Anionic Polyacrylamide) and NPAM (Nonionic Polyacrylamide) Polyacrylamide is, for short, called PAM, a water-soluble, high molecular weight polymer and widely as flocculant used in waste water treatment, petroleum, paper-making process, coal washery, metallurgical, textile, sugar factory and oil reefing fileds.
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