Description
Description
Sodium Metabisulfite ReagentPlus ≥99% 5 Kg
Synonym: Sodium disulfite, Sodium pyrosulfite
- CAS Number 7681-57-4
- Linear Formula Na2S2O5
- Molecular Weight 190.11
- EC Number 231-673-0
- MDL number MFCD00167602
- PubChem Substance ID 329824616
- NACRES NA.21
| Quality Level | 200 |
| grade | ReagentPlus® |
| assay | ≥99% |
| mp | >300 °C (lit.) |
| SMILES string | [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O |
| InChI | 1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2 |
| InChI key | HRZFUMHJMZEROT-UHFFFAOYSA-L |
Safety Information
GHS05, GHS07
Signal word Danger
Hazard statements H302-H318
Precautionary statements P280-P301 + P312 + P330-P305 + P351 + P338 + P310
Supplemental Hazard Statements Contact with acids liberates toxic gas.
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS UX8225000
Documents
Safety Data Sheet
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