Like all coagulants PAC works by extracting then clumping with each other dissolved, colloidal and suspended matter. The resulting floc is then trapped to the filter. Alum is powerful in taking away turbidity and suspended particles. It is usually Employed in wastewater procedure and is Price-successful for big-scale programs. Hasini https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html