CAS number： 58-56-0
Molecular formula： C8H11ClNO3
molecular weight： 204.6314
Chemical structure：
| Name of Product: | Vitamin B6 (Pyridoxine Hcl) | |
| Shelf Life: | 4 years | |
| Test Items | Specification | Results of Analysis |
| Appearance | A white or almost white crystalline powder | Comply |
| Melting Point | About 205℃ | 207.1℃-207.3℃ |
| Identification | B: IR absorption; D: Reaction (a) of chlorides | Comply |
| Appearance of solution | Clear, not more intense than Y7 | Comply |
| pH | 2.4-3.0 | 2.6 |
| Loss on drying | ≤0.5% | 0.01% |
| Sulphated ash | ≤0.1% | 0.01% |
| Heavy metals | ≤20 ppm | ＜20ppm |
| Related substances | ||
| Impurity B | ≤0.15% | Not detected |
| Unspecified impurity | ≤0.10% | ＜0.05% |
| Total Impurities | ≤0.2% | ＜0.05% |
| Disregard limit: 0.05% | ||
| Assay | 99.0%-101.0% | 100.1% |
| Conclusion | This batch complies with the specification of BP2015/USP38 | |
