Like all coagulants PAC works by extracting after which clumping together dissolved, colloidal and suspended subject. The ensuing floc is then trapped within the filter. You can find now a variety of various grades of PAC with aluminium concentrations amongst nine.five% and eighteen%. The concentration of aluminium is not the https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html