Like all coagulants PAC is effective by extracting then clumping jointly dissolved, colloidal and suspended make any difference. The ensuing floc is then trapped over the filter. This Notice clarifies the application and dosing premiums for the assorted various grades of polyaluminium chloride remaining marketed in the UK. Following dosing, https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html