CAS number： 82419-36-1;100986-85-4;83380-47-6
Molecular formula： C18H20O4N3F
molecular weight： 361.3675
Chemical structure：
| Product Name | Ofloxacin | |
| Shelf life | 4 years | |
| Testing ltems | Specifications | Testing Result |
| Characters | White or yellow light crystalline powder | Conform |
| Assay | ≥98.5% | 99.22% |
| Identification | A: IR test | Conform |
| B:UV test | ||
| Specific rotation | -10~+10 | +0.080 |
| Heavy metals | ≤0.001% | ＜0.001% |
| Loss on drying | ≤0.2% | 0.18% |
| Residue on ignition | ≤0.1% | 0.08% |
| Arsenic | ≤1ug/g | Conform |
Residual Solvents | ||
A: Methanol | ≤0.005% | ＜0.005% |
| B: Ethanol | ≤0.05% | ＜0.05% |
| Purity test(HPIC) | ||
A:Individualimpurity | ≤0.3% | 0.08% |
| C: Total impurity | ≤0.5% | 0.18% |
| Conclusion: comply with USP 32 | ||
