... substances desiccant, road dust, soil improvement agent, refrigerant. For chemical reagents, pharmaceutical raw materials, food additives, feed additives ... and manufacturing calcium metal materials. Also used for dehydrating agent, sizing agent, water purifying agent. Anhydrous ... be used to dry the ethanol and ammonia.1, chemical formula: CaCl22, molecular weight: 110.983, CAS No:10043 ...