Customization: | Available |
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Varieties: | Infectious Disease Prevention Medicine |
Component: | Botany |
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Item | Florfenicol(Injectable) |
Molecular Formula | C12H14Cl2FNO4S |
Molecular Weight | 358.21 |
CAS No. | 76639-94-6 |
Appearance | White crystall powder, odourless, taste bitter. This product in DMF dissolve easily in the dissolved in methanol in slightly soluble in glacial acetic acid in water or chloroform micro dissolve. |
Item | Standard | Result |
Appearance | White or almost white crystalline powder | Almost white crystalline powder |
Melting point | 152-156°C | 154.6-155.1°C |
Specific optical rotation | -16° to -19° | -17.5° |
Identification | (1)The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation,as obtained in the assay. | Complies |
(2)UV absorption Max. at 266nm. | Complies | |
(3)IR spectra is consistent with CRS. | Complies | |
PH | 4.5-6.5 | 5.7 |
Chloride | 0.02% max | <0.02% |
Fluorides | 4.8%min | 4.9% |
Related substances | Individual impurity not more than 0.5% | 0.35% |
Total impurities not more than 2.0% | 0.76% | |
Water | 0.5% max | 0.13% |
Residue on ignition | 0.1%max | 0.06% |
Heavy metals | Less than or egual to 20 millionths | Less than20 millionths |
Assay(C12H14Cl2FNO4S) | 98.0%min | 99.0% |