PAC水处理的化学品

Polyaluminium chloride (PAC) Specifications: 1.Al2O3:Min 30% 2.Basicity: 40% 90% 3.Water Insolubles: Max 1.0% 4.PH (1% aqueous solution): 3.5 5.0 Appearance: Solid power in yellow colour Packing: 25kgs/PE bags,25kgs polypropylene woven bags with inner plastic bags. . Product name: polyaluminium chloride (PAC) . Product performance and usage The product is high-efficient, cheap and nontoxic inorganic high molecular compound. The liquid is colorless or light yellow and transparent; the solid is light yellow powder. It is easily soluble in water. In the hydrolytic process, it is accompanied with the chemical processes such as electrochemistry, coagulation, absorption and precipitation. The product has the features including wide applicable range of PH value, large granule, and quick speed in sedimentation. It is widely applied for treating the domestic drinking water, domestic sewage and industrial waste water. . Package and storage The liquid is packed in polyethylene bucket and the solid is packed in two-layer bag with the interior in plastic and the exterior in woven. The weight of each bag is 25 Kg. With certain causticity, the product shall be sealed and stored in the dry and ventilated place to prevent from rain, high temperature and strong sunlight. The shelf life of liquid product is 6 months and that of solid product is 12 months. Major quality indexes specifications Index NameLiquidSolidAluminium oxide(Al2O3) % ≥10.030Basicity%40-9040-90PH (1% aqueous solution)3.5-5.03.5-5.0Water insoluble % ≤0.31.0