PAC 1.Basicity: 40% ~ 90% 2.Al2O3: 30% ... General, water insoluble high, usually used in wastewater treatment.B, plate-and-frame type poly () high aluminum chloride content ... and drainage cleaning: water, groundwater, river water, reservoir.B, industrial water purification.C, urban wastewater treatment.D, useful ... with drinking water standards High quality of PAC for industrial wastewater treatment