... off firm, gathered, flocculation, coagulation, precipitation to purify the treatment effect. 2.SpecificationsPolyaluminium chloride1.Al2O3 ... PH broad in scope, ease of use; for low-temperature, low turbidity, low alkalinity of the ... turbidity and different content by the test to find out the best drug dosage7.Technology date ... Factory price of Polyaluminium chloride for industrial wastewater treatment