Like all coagulants PAC performs by extracting and after that clumping alongside one another dissolved, colloidal and suspended issue. The resulting floc is then trapped about the filter. You'll find now a range of various grades of PAC with aluminium concentrations involving nine.5% and 18%. The focus of aluminium is https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html