Like all coagulants PAC functions by extracting then clumping alongside one another dissolved, colloidal and suspended make a difference. The ensuing floc is then trapped on the filter. There are actually now a quantity of different grades of PAC with aluminium concentrations among 9.5% and eighteen%. The focus of aluminium https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html