... bridge.C, on the selective adssubstances.orption of dissolvedPAC use precautions, and dosage 1, according to the different raw ... not drying, without dilution, loading and unloading easy to use, the price advantage of relatively cheap, disadvantage is the ... chloride content, water-insoluble, dissolve faster. And higher standards for drinking water treatment. UseA, urban water supply and drainage ...