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521051 Sigma-Aldrich

Calcium nitrite solution

30 wt. % in H2O

Synonym: Calcium dinitrite, Calcium nitrite (Ca(NO2 )2 ), Calcium nitrite

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Properties

Related Categories Calcium, Calcium Salts, Calcium Salts, Chemical Synthesis, Essential Chemicals,
Quality Level   100
form   liquid
concentration   30 wt. % in H2O
refractive index   n20/D 1.3946
SMILES string   [Ca++].[O-]N=O.[O-]N=O
InChI   1S/Ca.2HNO2/c;2*2-1-3/h;2*(H,2,3)/q+2;;/p-2
InChI key   AONJRPXZCVADKF-UHFFFAOYSA-L

Description

General description

Calcium nitrite solution (Ca(NO2)2) is widely utilized as a corrosion inhibitor. It protects the metal surface against chloride attack and increases the threshold level and improves the overall life of the concrete. Ca(NO2)2 does not change the mechanical properties of the cement.

Packaging

1 L in glass bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
230.0 °F - closed cup
Flash Point(C) 
110 °C - closed cup

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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