... without injecting or injecting little alkaline agents. UseA, urban water supply and drainage cleaning: water, groundwater, river water, reservoir.B, ... , wastewater from the brewing wastewater effluent, Packaging of polyaluminium chloride and points for attentionPAC packaging:1, plastic bags, plastic ... .040-90----1.53.5-5.0 The biggest manufacturer of Polyaluminium Chloride for water purification