Product Code: 1.2030
Neutronco
سدیم متا بی سولفیت
| Formula | Na2S2O5 |
| Density | 1.48 g/cm3 |
| Molar mass | 190.11 g/mol |
| CAS number | 7681-57-4 |
| HS code | 28321000 |
| EC number | 231-673-0 |
| Storage (temprature) | Without limitation |
| SDS | Available |
| RTECS | UX8225000 |
| R phrase | R 22-31-41 |
| S phrase | S 26-39-46 |
| Assay | 98.0 – 100.5 | % | |
| Purity SO2 | 65.0 – 67.4 | % | |
| Description | Conforms | ||
| Solubility | Conforms | ||
| Identification | Conforms | ||
| Heavy metals | ≤ | 20 | ppm |
| Iron | ≤ | 20 | ppm |
| Loss on drying | ≤ | 0/25 | % |
| Chloride | ≤ | 0/05 | % |
| Limit of thiosulfate | ≤ | 0/05 | % |
