Calcium Chloride

Calcium Chloride


Inorganic Chemical Compound
Calcium chloride is an inorganic chemical compound with the formula CaCl₂. It appears as a white crystalline solid or flakes and is highly soluble in water. The compound is strongly hygroscopic and releases heat when dissolved in water.


It is commercially produced as a by-product of the Solvay process or by neutralizing hydrochloric acid with calcium carbonate. Calcium chloride is widely used for de-icing, dust control, food processing, construction, and chemical manufacturing.


Physical & Chemical Properties

Formula

CaCl₂

Concentration

Appearance

White Hygroscopic Lumps

pH

-

Calcium Chloride

Product Specifications
Specifications Range
Appearance White Hygroscopic Lumps
Assay (CaCl₂) Min. 95%
Iron (Fe) Max. 0.002%
Heavy Metals (as Pb) Max. 0.002%
Sulphate (SO₄) Max. 0.05%
Loss on Drying Max. 10%

Calcium Chloride

Calcium Chloride Applications

Construction Industry

Calcium chloride is widely used in the construction industry as an accelerating admixture for concrete. It speeds up the setting time, improves early strength development, and enhances performance in cold weather concreting applications.

Oil & Gas Industry

In oil and gas operations, calcium chloride brines are used in drilling, completion, and workover fluids. They help control well pressure, stabilize formations, and improve operational efficiency.

Dust Control

Calcium chloride is highly effective for dust suppression on roads, construction sites, and mining areas. Its hygroscopic nature helps retain moisture and prevent dust generation.

Pharmaceutical Industry

Calcium chloride is used in the pharmaceutical industry as an electrolyte and calcium source. It is used in injectable formulations, medical treatments, and laboratory reagents.

Food Industry

In the food industry, calcium chloride is used as a firming agent, preservative, and electrolyte. It is commonly applied in canned vegetables, cheese processing, beverages, and food preservation applications.

Water Treatment

In water treatment applications, calcium chloride is used to adjust water hardness, improve coagulation efficiency, and control scaling in industrial and municipal water systems.

De-Icing Applications

Calcium chloride is widely used for de-icing and anti-icing operations on roads, highways, and sidewalks. It remains effective at very low temperatures and provides rapid ice melting action.

Refrigeration & Cooling

Calcium chloride is used in refrigeration and cooling systems as a brine solution. It provides efficient heat transfer and is commonly used in ice rinks, cold storage, and industrial cooling applications.