Spray type yellow polyaluminium chloride, PAC for short, national standard alumina content of 30%, this product adopts new production technology, spray polyaluminium chloride acidity is lower than other inorganic coagulants. The product is further atomized at the same time of drying to make a tiny powder polyaluminum chloride. Spray polyaluminum chloride is a water-soluble agent with good thermal stability and high solubility.