PAC remove the water-color quality of SS, COD, and arsenic, mercury, widely used in drinking water, industrial water. Polyaluminium Chloride, called PAC ... solid product. Distinctive feature of this product is the water effect is obvious, flocculation and sedimentation speed, Shen ... PH; low corrosion of pipelines equipment; can remove the water-color quality of SS, COD, and arsenic, mercury and other ...