potassium metabisulphite
di-Potassium disulphite - 95% min GRG
| Code | Pack Size | Price | |
|---|---|---|---|
| 325O1 | 100g | £7.89 | Out of Stock |
Potassium Metabisulphite
Specification:
- Other Names: di-Potassium disulphite, Potassium Pyrosulfate, Dipotassium Disulfate, Pyrosulfurous Acid Dipotassium Salt, Disulfurous Acid Dipotassium Salt
- CAS No: 16731–55–8
- EINECS No: 240–795–3
- Formula: K2S2O5
- MOL mass: 222.33 g/mol
- Assay: 97% min
- Physical state: white crystalline solid
- Specific gravity: 1.11 g/cm3
- Melting Point: 155 oC decomposes
- Solubility: 450 g/l (20 oC) in water
