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Commonly used chemicals for sewage treatment —Polyaluminium chloride (PAC)
1. The coagulant in sewage treatment mainly refers to polyaluminium chloride (PAC): it is a high-efficiency inorganic polymer coagulant, which is produced by the bridging effect of hydroxide ions and the polymerization of multivalent anions. Compared with traditional coagulants, PAC has the remarkable characteristics of fast floc formation, fast sedimentation
07/18/2025
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