Like all coagulants PAC will work by extracting and then clumping collectively dissolved, colloidal and suspended matter. The resulting floc is then trapped to the filter. ACH is efficient in getting rid of suspended particles, natural issue, and colloidal substances from drinking water. It varieties scaled-down flocs and delivers superior https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html