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Calcium chloride anhydrous
Calcium chloride anhydrous Calcium chloride anhydrous

Chemical formula: CaCl2
Molecular weight: 110.98
CAS: 10043-52-4

Physical and chemical properties: 
Calcium chloride anhydrous (CaCl2) is white or off-white solid (granular or powder). Relative Density 2.15g/cm3, Melting point 782 ℃, Boiling point >1600 ℃. 
Uses: 
Desiccant for a variety of substances, or use as anti-dust of road, soil improvers, refrigerant, water purifier, sizing agent; can also be used as an antifreeze of building industry to accelerate the hardening of concrete and increases tolerance of mortar buildings to cold. It is a widely used chemical reagent, pharmaceutical raw material, food additive, feed additive and material of manufacturing metal calcium, barium chloride and calcium salts. In addition, it can be used as a fire retardant of fabric, anti-fogging agent of harbor, water treatment agent of boiler, or prevent dust from coal. 
Calcium chloride anhydrous is widely used to analysis chemistry to test carbon content of steel; used for the determination of whole blood glucose, serum inorganic phosphorus and activity of serum alkaline phosphatase, or as dust collector of road. 
Quality standard

 

501

502

ITEM

SPECIFICATION

Calcium chloride(as CaCl2)

95.0%min

94.0%min

Total chlorides of alkali metals (as NaCl)

0.50%max

1.00%max

Water Insolubles

0.30%max

1.00%max

Fe

0.006%max

0.006%max

pH value

7.5-11.0

7.5-11.0

Sulfate (as CaSO4)

0.05%max

0.05%max

Appearance

White granular particles

 

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