Sodium metabisulfite
FCC/USP
Description
- Chemical Formula: Na2S2O5
- CAS: 7681-57-4
- Assay: ≥ 99%
- Molecular Weight: 190.11g/mol
- Appearance: Solid, white powder.
- Odor: Little to none
Popular Uses
- Food preservative
- Antioxidant
- Homebrewing
- Gold precipitation
- Sanitizer
- Remove tree stumps
- Source of sulfur dioxide in wine
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