Citric Acid CAS 77-92-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 77-92-9 |
| Molecular Formula | C6H8O7 |
| Molecular Weight | 192.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Citric Acid (CAS 77-92-9) pharmaceutical standards reference standard. Molecular formula: C6H8O7. Molecular weight: 192.12 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H8O7 |
| Molecular Weight | 192.12 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- Vitamin Impurity 35 (CAS 3445-22-5)
- 7-Nitroisatin (CAS 112656-95-8)
- Isocitric Acid Trisodium Salt (Mixture of Diastereomers) (CAS 320-77-4)
- 4-[(chloroacetyl)amino]-3-nitrobenzoic acid (CAS 949873-89-6)
- 4-Ethylhexan-3-ol (CAS 19780-44-0)
- Tert-butyl 2-(2-methoxyphenyl)-4-oxo-1,3,8-triazaspiro[4.5]Dec-2-ene-8-carboxylate (CAS 1707369-78-5)
- 2-Ethylnonanoic acid (CAS 14276-84-7)
- 5-Amino-3-butyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7(6H)-one (CAS 6324-90-9)
- Fludarabine Impurity 18 (CAS 15811-32-2)
- Des-Val23-Tirzepatide (CAS CATO-CPTD788950)
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