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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

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IUPAC name:
Sodium nitrate

Inventory

EC number:
231-554-3
EC name:
Sodium nitrate
CAS number:
7631-99-4
CAS number:
7631-99-4
Synonyms
Names:
Nitric acid sodium salt
Identifier:
IUPAC name
sodium nitrate
Identifier:
other: Molecular formula
HNO3.Na

Molecular and structural information

Molecular formula:
NO3.Na
Molecular weight:
84.99
SMILES notation:
[Na+].[O-][N+](=O)[O-]
InChl:
InChI=1/NO3.Na/c2-1(3)4;/q-1;+1
Structural formula:
Chemical structure

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