... -15M Cationic polyacrylamide ... : Urban Sewage Treatment, Paper, Food Processing ... waste water, coal washing waste water clarifier.(4)It Can be used for dyeing wastewater, leather wastewater, oily wastewater treatment ... , so that turbidity removal, decolorization, to achieve the emission standards.(5)For the tap water in the river water treatment plant flocculant Water treatment chemicals PAM ...