Anhydrous calcium chloride is commonly used in industrial and laboratory desiccant, such as for nitrogen, oxygen, hydrogen, hydrogen chloride, sulfur dioxide and other gases in the dry, but can not be used to dry and ethanol and ammonia (reaction with calcium chloride CaCl2 · 4C2H5OH and CaCl2 · 8NH3). Production of alcohols, esters, ethers and acrylic resin used as a dehydrating agent.

1. Calcium chloride can be used to lower blood calcium caused by tetany and colic, ureteral colic and so on. 2. Can be used in low calcium induced urticaria, exudative edema, itching skin disease. 3. For the relief of magnesium poisoning. 4. For vitamin D deficiency rickets, osteomalacia, pregnant and lactating women calcium supplement.