Feb 23, 2022 · There are mainly three types of polyacrylamide: anionic, cationic, and non-ionic. Anionic polyacrylamide is suitable for sewage flocculation, sedimentation, dewatering, clarification, etc., and can also be used for dehydration of inorganic sludge. Cationic polyacrylamide is suitable for flocculation, sedimentation, decolorization and clarification of …
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