Métabisulfite de Sodium
CAS: 7681-57-4
7775-14-6
Na₂S₂O₄
2831100000
231-890-0
1384
4.2
Poudre cristalline blanche
Poudre cristalline blanche avec odeur de dioxyde de soufre. Agent réducteur puissant.
| Item | 74% | 85% | 88% | 90% |
|---|---|---|---|---|
| Hydrosulphite Content | 74% | 85% | 88% | 90% |
| Water Insoluble, max | 0.3% | 0.3% | 0.1% | 0.1% |
| Sodium Thiosulfate (Na₂S₂O₃), max | 1.4% | 1.5% | 1.3% | 1.0% |
| Sodium Metabisulfite (Na₂S₂O₅) | 5-7% | 5-7% | 5-7% | 5-7% |
| Sodium Bisulfite (NaHSO₃), max | 0.5% | 0.5% | 0.5% | 0.5% |
| Sodium Carbonate (Na₂CO₃), max | 0.6-2% | 0.6-2% | 0.6-2% | 0.6-2% |
| Sodium Formate (HCOONa), max | 0.5% | 0.8% | 0.5% | 0.5% |
CAS: 7681-57-4