| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or off-white powder | Conforms |
| Identification | IR spectra is consistent with CRS | Conforms |
| The retention time of the major peak of the assay preparation corresponds to that of the standard preparation, as obtained in the assay | Conforms | |
| Water | ≤5.0% | 2.2% |
| Absorbance | ≤0.5% | 0.2% |
| 4-Keto Ceftiofur | ≤0.5% | 0.1% |
| Unknown matter | ≤0.4% | 0.06% |
| Residue on ignition | ≤0.2% | 0.03% |
| Heavy metal | ≤20ppm | <20ppm |
| Assay(Cetfiofur Anhydrous) | ≥85.0% | 93.5% |
| Conclusion: The Product Conforms to USP. |
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