... inorganic polymer complex body of cationic flocculant, of low poly-aluminium chloride on corrosion of pipeline equipment;Poly-aluminium ... adsorption capacity, the amount of small, low cost.2, good solubility, high activity in condensed form of alum in the water, faster ... 3, strong adaptability, under the influence of PH value and temperature of water body small, introducing water water purification ...