Like all coagulants PAC will work by extracting and afterwards clumping with each other dissolved, colloidal and suspended make any difference. The resulting floc is then trapped to the filter. There are actually now a number of different grades of PAC with aluminium concentrations among nine.five% and eighteen%. The focus https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html