ChlorideChina Polyaluminum Chloride (PAC) CAS No. 1327-41-9 for Treatment of Drinking Water and Sanitary Sewage, Find details about China Polyaluminum Chloride, Poly Aluminium Chloride from Polyaluminum Chloride (PAC) CAS No. 1327-41-9 for Treatment of Drinking Water and Sanitary Sewage