CAS number： 85721-33-1
Molecular formula： C17H19ClFN3O3
molecular weight： 367.8025
Chemical structure：
| PRODUCT NAME: | CIPROFLOXACIN | ||
| Shelf Life | 3 years | ||
| SPECIFICATION: | USP 38 | ||
| Items | Specification | Results | |
| Appearance | Almost white or pale yellow crystalline powder | pale yellow crystalline powder | |
| IDENTIFICATION | |||
| A. IR | IR spectrum of sample conforms to that of reference standard. | conforms | |
| B. HPLC | The retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay. | conforms | |
| Clarity of solution | 0.25g/ml 0.1N hydrochloric acid | conforms | |
| Loss on drying | Not more than 1.0% | 0.22% | |
| Residue on ignition | Not more than 1.0% | 0.3% | |
| Chloride | Not more than 0.02% | conforms | |
| Sulfate | Not more than 0.04% | conforms | |
| Heavy metals | Not more than 20ppm | conforms | |
| Chromatograpgic purity | Ciprofloxacin ethylenediamine analog | less than 0.2% | 0.07% |
| any other single impurity | less than 0.2% | 0.06% | |
| Total Impurities | less than 0.5% | 0.25% | |
| Assay | 98.0%-102.0% on the dres basis | 99.9% | |
