Pyrosulfurous acid, disodium salt

Modify Date: 2025-08-25 12:08:58

Pyrosulfurous acid, disodium salt Structure
Pyrosulfurous acid, disodium salt structure
Common Name Pyrosulfurous acid, disodium salt
CAS Number 7757-74-6 Molecular Weight 190.10700
Density 2.987g/cm3 Boiling Point N/A
Molecular Formula Na2O5S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name sodium metabisulfite

 Chemical & Physical Properties

Density 2.987g/cm3
Molecular Formula Na2O5S2
Molecular Weight 190.10700
Exact Mass 189.89800
PSA 124.92000
LogP 0.27220
Index of Refraction 2.008
InChIKey LDTLADDKFLAYJA-UHFFFAOYSA-L
SMILES O=S([O-])OS(=O)[O-].[Na+].[Na+]
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