What Are the Impacts of Incompletely Dissolved Polyacrylamide on Sand Washing Wastewater
Significant Decline in Treatment Efficiency and Difficulty in Meeting Effluent Turbidity Standards Incompletely dissolved PAM contains a large number of "semi-dissolved hard lumps" and "undissolved particles." The molecular chains of these particles remain unexpanded, rendering them almost incapable of adsorbing silt. Instead, they cause two major issues: Small and Loose Flocs: The effective amount of PAM …
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