Synonyms
Sodium pyrosulfite
Sodium disulfite
Disodium pyrosulfite
Description
Antimicrobial; Preservative; Antioxidant
Molecular Formula
Na2S2O5
SMILES
[O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+]
Appearance
white crystalline or powder solid
Melting Point
>302 °F (decomposes)
Standard
CDMF, USP-NF,Ph.Eur