Calcium sulfite hemihydrate CAS 29501-28-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 29501-28-8 |
| Molecular Formula | 2*H2O3S 2*Ca H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Calcium sulfite hemihydrate (CAS 29501-28-8) pharmaceutical standards reference standard. Molecular formula: 2*H2O3S 2*Ca H2O. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | 2*H2O3S 2*Ca H2O |
| Molecular Weight | 140.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1965 |
| Sulfur Atoms | 1 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com