1.Poly aluminum chloride30% 2.Al2O3% 30% min 3.Used in drinking/waste water treatment 4.We are a very good supplier/exporter 2012 Hot Sale, Competitive Price ! From SHANGHAI TIANLI CHEMICAL CO.,LTD. ! Audit/TOP Supplier/exporter/seller! Export to South Asia, Africa, South America, Middle East and etc..1.Product name: High efficient Poly Aluminum Chloride/PAC. Purity is 28% min-30% min. It is a ...