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Calcium nitrite News & Market Updates

Calcium nitrite is a member of the nitrite family, which also includes sodium and potassium nitrite. These compounds appear as white or pale yellow powders or granules with a salty, astringent taste, resembling table salt, which creates a serious risk of accidental ingestion.…

Olivier Dupont on Aug 22, 2026

Calcium nitrite is a key raw material for concrete antifreeze, early strength, and rebar corrosion-inhibiting admixtures. It is highly soluble, allowing formulation into both liquid and powder admixtures that can lower the freezing point of construction water down to -20°C…

Sarah Mitchell on Aug 12, 2026

Industrial calcium nitrite, with the formula Ca(NO2)2 and molecular weight 132.1, is typically a white to pale yellow powder or hexagonal crystal. The relevant Chinese standard is GB 28656-2012, which specifies limits for calcium nitrite content, calcium nitrate impurity…

Hannah Berg on Aug 03, 2026

Properties

CAS Number: 13780-06-8
EINECS No.: 237-424-2
Molecular Formula: CaN2O4
Molecular Weight: 132.09
InChI: InChI=1/Ca.HNO2/c;2-1-3/h;(H,2,3)/q+2;/p-1
Density: 2.23
Melting Point: 390 °C
Flash Point: 110°C
Refractive Index: n20/D 1.3946
Water Solubility: slightly soluble alcohol [MER06]; g/100g solution H2O: 38.3 (0°C), 43.0 (18.5°C), 71.2 (91°C); solid phase Ca(NO2)2 · 4H2O (0°C, 18.5°C), Ca(NO2)2 ·2H2O (91°C) [KRU93]
Risk Codes: S23;S24/25
HS Code: 2834290000;

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