... , metallurgy, mine wastewater, wastewater from the brewing wastewater effluent, Packaging of polyaluminium chloride and points for attentionPAC packaging:1, plastic bags ... , plastic film set in, each bag of net weights 25kg, also can be modified according to user requirements ... .027.040-90----1.53.5-5.0 The biggest manufacturer of Polyaluminium Chloride for water purification