Name: Calcium Chloride

Formula: CaCl2

CAS NO: 10043-52-4

Appearance: White flakes

Uses:

Adding solid calcium chloride to liquids can remove dissolved water. Calcium chloride is also used in products such as DampRid and Dri-Z-Air which is advertised as an air moisture absorber.

By depressing the freezing-point calcium chloride is used to prevent ice formation and to deice.

Calcium chloride is used to increase the hardness in swimming pools. This reduces the erosion of the concrete in the pool.

As an ingredient, it is listed as a permitted food additive in the European Union for use as a sequestrant and firming agent with the E number E509, and considered as generally recognized as safe (GRAS) by the U. S. Food and Drug Administration. The average intake of calcium chloride as food additives has been estimated to be 160-345 mg/day for individuals.

Calcium chloride can be injected as intravenous therapy for the treatment of hypocalcaemia. It can help to protect the myocardium from dangerously high levels of serum potassium in hyperkalemia.