CAS number： 177325-13-2
Molecular formula： C18H20FN3O4·½H2O
molecular weight： 370.38
Chemical structure：
| Product Name | LEVOFLOXACIN HEMIHYDRATE | |
| Shelf Life | 4 years | |
| Index me | Index Demands | Examined Results |
| Identification | Masculine reaction | Conform |
| Characteristics | Light yellow crystalline powder | Conform |
| Clarity & Colour | Conform | Conform |
| Specific rotation | -92º–-109º | -97.90º |
| Relating Substance % | ≤0.5 | 0.30 |
| Loss on drying % | ≤3.0 | 2.4 |
| Limit of(R)-olfx % | ≤1.0 | 0.50 |
| Residue on ignition % | ≤0.2 | 0.10 |
| Heavy metals % | ≤0.002 | Conform |
| Assay % | ≥98.5 | 99.10 |
| Conclusion : Conforms to USP34 specification | ||
