coagulant polyaluminium chloride pac for drinking water for south korea market
The invention provides a normal pressure novel process of preparing poly aluminum chloride in high purity with an n-step segmentation method, wherein, the process only needs industrial hydrochloric acid and calcium aluminate powder for water tre
The production of PAC is accomplished by the introduction of sodium aluminate solution into the basic aluminium chloride solution under stirring, resulting in a product that can be described with the generic formula Al n (OH) m Cl 3n−m (when HCl
