Product Information
| Product Name | Sodium Hydrosulfite |
| Synonyms | Sodium Dithionite |
| CAS Number | 7775-14-6 |
| Molecular Weight | 174.11 |
| Molecular Formula | NaO2SSO2Na |
Specifications
| Purity | ≥ 90 % |
| Water Insolubles | ≤ 0.1 % |
| Sodium Thiosulfate (Na₂S₂O₃) | ≤ 1.2 % |
| Sodium Metabisulfite (Na₂S₂O₅) | 5 – 7 % |
| Sodium Bisulfite (NaHSO₃) | ≤ 0.5 % |
| Sodium Carbonate (Na₂CO₃) | 0.6 – 2.0 % |
| Sodium Formate (HCOONa) | ≤ 0.5 % |
| Zinc (Zn) | ≤ 0.0001 % |
| Iron (Fe) | ≤ 0.005 % |
Packing Options
| 25 kg net iron drums | |
| 50 kg net iron drums | |
| 100 kg net iron drums |
Other packing options are available upon request
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