Calcium chloride is made from high-quality calcium carbonate and Hcl. We are now capable of the annual production of 20,000 tons of calcium chloride. (lumpish, cellular, granular)
[Use]
Calcium chloride dihydrate is an important refrigerant for refrigerating machines; it is also an excellent water repellent; materials for the manufacture of molecular sieve; also used as emulsion breaker in waste water treatment.