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          Ceftiofur Sodium

          CAS number: 104010-37-9

          Molecular formula: C19H16N5NaO7S3

          molecular weight: 545.5444

          Chemical structure:

          Details

          Product  Name
          Ceftiofur Sodium sterile
          Shelf Life
          2 years   
          Analysis Test
          Specification
          Result
          Description
          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#
          Conforms
          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