Calcium Polystyrene Sulfonate CAS 37286-92-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 37286-92-3 |
| Molecular Formula | C8H7O3S Ca |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Calcium Polystyrene Sulfonate (CAS 37286-92-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7O3S Ca. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H7O3S Ca |
| Molecular Weight | 223.28 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Sulfur Atoms | 1 |
Related Calcium Standards
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- Sodium 2-morpholin-4-ylthieno[2,3-d][1,3]thiazole-5-carboxylate (CAS 1092301-37-5)
- 5-[3-(hydroxymethyl)phenyl]pyridine-2-carbonitrile (CAS 1349715-66-7)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com