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        Ceftiofur Sodium

        CAS number: 104010-37-9

        Molecular formula: C19H16N5NaO7S3

        molecular weight: 545.5444

        Chemical structure:


        Product  Name
        Ceftiofur Sodium sterile
        Shelf Life
        2 years   
        Analysis Test
        white to grayish yellow powder Light yellow powder
        Identification Retention time of major peak correspond to standard Correspond to standard
        It shows the identification of sodium Conforms
        Clarity of solution Clarify or not more intensely prononuced than reference suspension 1#
        Colour of solution Colourless or not more intensely colored than reference solution Y9 or O9 7
        pH 5.5~7.5 7.2
        Water ≤3.0% 2.1%
        Loss on drying ≤6.0% 4.9%
        Cefotaxime ≤2.0% 0.2%
        Related substance
         Total Related Substances ≤5.0% 0.9%
        Assay(on dried basis) Calculate the content of ceftiofur with respect to the peak area obtained in the chromatogram by the external standard method ≥85.0% 92.8%
        Purity Ceftiofur sodium≥95.0% 99.1%
        Bacterial endotoxins ≤0.2EU/mg Conforms
        Sterility Conforms Conforms