CAS number： 665-66-7
Molecular formula： C10H17N
molecular weight： 151.2487
Chemical structure：
product name | Amantadine HCL | |
| shelf life | 2 years | |
| Items | Specification | Result |
| Appearance | White or light yellow crystalline powder | White crystalline powder |
| Identification(IR) | Positive | Positive |
| Assay(titration) | Assay(titration) | 99.89% |
| Clarity and color of Clarity and color of | clear and nearly colorless | conform |
| PH (0.2g/ml in water) | 3.0~5.5 | 3.95 |
| Heavy metals | ≤0.001% | 0.0004% |
| Loss on drying | ≤0.5% | ≤0.20% |
| Organic impurities | Individual impurities≤0.3% Total impurities≤1.0% | 0.17% 0.50% |
Conclusion | The drug superscript meets standards of USP36 | |
