Potassium dihydrogen phosphite CAS 13977-65-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13977-65-6 |
| Molecular Formula | O3P H2K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Potassium dihydrogen phosphite (CAS 13977-65-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: O3P H2K. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | O3P H2K |
| Molecular Weight | 120.08 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.) | 1960 |
Related Potassium Standards
- Dihydrogen hexachloroiridate(IV) hydrate (CAS 1252590-17-2)
- Magnesium dihydrogen phosphate (CAS 13092-66-5)
- Sodium dihydrogen phosphate dihydrate dihydrate (CAS 13472-35-0)
- Zinc dihydrogen phosphate (CAS 13598-37-3)
- Dihydrogen hexachloroosmate(IV) hexahydrate (CAS 27057-71-2)
- 287488-11-3 Ammonium dihydrogen phosphate-15N MFCD00084194 (CAS 287488-11-3)
- Calcium dihydrogen phosphate hydrate (CAS 301524-28-7)
- phenyl dihydrogen phosphite (CAS 3486-75-7)
Recommended Standards
- 1-(2-Fluoro-3-methylphenyl)-2-(pyridin-4-yl)ethan-1-one (CAS 1504551-75-0)
- Bendamustine Impurity 10 (CAS 1221157-18-1)
- 1031319-77-3 4-(4-chlorophenyl)-2-{[3-(diethylamino)propyl]amino}-4-oxobutanoic acid KS-00003LR4 (CAS 1031319-77-3)
- 1-Ethoxy-1-[(3-methylpent-1-en-4-yn-3-yl)oxy]ethane (CAS 72008-25-4)
- Tert-butyl (3aR,6aR)-4-oxohexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate (CAS 1932337-40-0)
- Methyl 2-chloro-4-phenoxybenzoate (CAS 2095393-16-9)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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