Calcium Nitrite

CAS No.: 13780-06-8

Molecular formula: Ca(NO2)2

Molecular weight: 132.09

Properties: colorless or slightly yellow crystal, deliquescent.

Application: Calcium nitrite is widely used in reinforced concrete engineering. It is used as cement hardening accelerator and anti-freeze rust inhibitor. For every 2% calcium nitrite added to concrete, the life of the constructed reinforced concrete building structure can be increased by 15 to 20 years. It can also be used as a corrosion inhibitor for the pharmaceutical industry, organic synthesis and lubricating oils.


Product specification list  

Project index Unit Superior product First grade Qualified product
Calcium nitrite[Ca(NO22 on a dry basis] % ≥94 ≥92 ≥90
Calcium nitrate[Ca(NO22 on a dry basis] % <4 <5 <6
Calcium hydroxide[Ca(NO22 on a dry basis] % <1.0 <1.0 <1.0
Moisture % <1.0 <1.0 <1.0
Water insoluble content % <0.6 <1.0 <1.0

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