Sodium metabisulfite [7681-57-4]
Order number: 33231649
Part number: AC100072302
![33231649 Sodium metabisulfite [7681-57-4]](https://alliedchemi.com/images/image3.png)
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Sodium Metabisulfite [7681-57-4] exhibits clearly defined physical and chemical properties. Its molecular formula is Na2O5S2, with a molecular weight of 190.11. This compound belongs to the class of Salts and conforms to our rigorous quality standards, boasting a purity of ≥98%. It is free from heavy metals, with concentrations of iron, lead, nickel, arsenic, antimony, cadmium, chromium, mercury, and selenium all below specified limits. Additionally, it contains less than 0.04% thiosulfates. This product is suitable for ambient storage and is identified through established methods. In the workplace, Sodium Metabisulfite.
- CAS Number: 7681-57-4
- Appearance: Fine Crystals
- Antimony (Sb): ≤1mg/kg
- Molecular Formula: Na2O5S2
- Cadmium as Cd: ≤1mg/kg
- Molecular Weight: 190.11
- Assay: ≥98%
- Arsenic as As: ≤1mg/kg
| Name | Value | |
|---|---|---|
| CAS | : | 7681-57-4 |
| Assay | : | ≥98% |
| Appearance | : | Fine Crystals |
| Categories | : | Inorganic Chemicals Salts |
| Iron as Fe | : | ≤5mg/kg |
| Lead as Pb | : | ≤2mg/kg |
| Nickel (Ni) | : | ≤1mg/kg |
| Heavy metals | : | ≤10mg/kg max |
| Product Code | : | 33231649 |
| Product Name | : | Sodium metabisulfite |
| Thiosulfates | : | ≤0.04% |
| Antimony (Sb) | : | ≤1mg/kg |
| Arsenic as As | : | ≤1mg/kg |
| Cadmium as Cd | : | ≤1mg/kg |
| Chromium (Cr) | : | ≤1mg/kg |
| Mercury as Hg | : | ≤1mg/kg |
| Selenium (Se) | : | ≤1mg/kg |
| Identification | : | Conforms to reference |
| Storage Details | : | Ambient |
| Molecular Weight | : | 190.11 |
| Molecular Formula | : | Na2O5S2 |
| Harmonised Tariff Code | : | 2832100000 |
