Like all coagulants PAC performs by extracting after which clumping together dissolved, colloidal and suspended make any difference. The resulting floc is then trapped on the filter. ACH is successful in taking away suspended particles, natural and organic matter, and colloidal substances from water. It kinds scaled-down flocs and delivers https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html