polyaluminium chloride For drinking water treatment or wastewater treatment ... medicament, Cosmetics auxiliaries, etc. Specifications 1: AL2O3, %, 29-30; Bacisity, 40-60; Water insoluble, less than 0.3% ... ; Water insoluble, less than 0.5% AL2O3, %, 29-30; Bacisity, 80-95; Water insoluble, less than 1.5% ... AL2O3, %, 29-30; Bacisity, 40-60; Water insoluble, less than 0.3%: ...