Enrofloxacin
CAS No.: 93106-60-6
Product Name: Enrofloxacin
CAS#93106-60-6
Package: 25kg/fiber drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#93106-60-6
Package: 25kg/fiber drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of Enrofloxacin :
| Items | Specification | Results |
| Appearance | Light yellowish or light orange-yellow, crystalline powder, gradually change to orange red in case of light. | Light yellowish crystalline powder，gradually change to orange red in case of light. |
| Solubility | Freely soluble in chloroform, sparing soluble in dimethylformamide, slightly soluble in methanol, very slightly soluble in water; slightly soluble in sodium hydroxide test solution. | Complies |
| Melting point | 221℃～226℃ | 223.5℃～225.5℃ |
| IDENTIFICATION | ||
| HPLC | The retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay. |
Complies |
| IR | The spectrum of sample conforms to that of the reference spectrum. | Complies |
| TESTS | ||
| Appearance of solution | Clear;The solution is not more opalescent than reference suspension Ⅰand not more intensely coloured than reference solution Y4 or GY4. | The solution is clear and colored,and not more intensely coloured than reference solution Y4 |
| Fluoroquinolonic acid | Not more than 0.2% | Less than 0.2% |
| Related substances | ||
| Ciprofloxacin | Not more than 0.5% | 0.09% |
| Unspecified impurity | Not more than 0.3% | 0.16% |
| Total impurities | Not more than 0.7% | 0.30% |
| Loss on drying | Not more than 0.5% | 0.04% |
| Residue on ignition | Not more than 0.2% | 0.03% |
| Heavy metals | Not more than 0.002% | Less than 0.002% |
| ASSAY (on dried basis) | Not less than99.0% of C19H22FN3O3 | 100.0% |
