Like all coagulants PAC works by extracting then clumping alongside one another dissolved, colloidal and suspended issue. The ensuing floc is then trapped on the filter. Alum is efficient in removing turbidity and suspended particles. It is commonly used in wastewater treatment and is cost-effective for large-scale purposes. Hasini is https://www.tjcyindustrialchem.com/news/what-is-poly-aluminium-chloride.html