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          Cefquinome Sulfate

          CAS number: 118443-89-3

          Molecular formula: C23H26N6O9S3

          molecular weight: 626.6823

          Chemical structure:


          Product Name
          Cefquinome Sulfate
          Shelf Life
          2 years
          Analysis by
          In-house Specification

          Testing Items
          Testing Specifications
          Testing Results
          Off-white or light yellow crystalline powder
          Off-white crystalline powder
          Identification It gives the positive reaction Complies 
          The retention time for the main peaks of sample should  correspond  to the retention time for reference standard Complies 
          It gives the reaction of Sulfate Complies 
          Water Should not more than 5.0% 3.4%
          pH 1.6-2.6 2
          Clarity of Solution
          Clear or not more opalescent than reference suspension I <I
          Color of Solution Colorless or not more intensely colored than reference solution Y7 <Y5
          Related Substances 5,6,7,8-Tetrahydroquinoline should not more than 2.0% 0.31%
          Any other impurity should not more than 1.0%
          Total impurities should not more than 3.0% 1.2%
          Sulfated Ash
          Should not more than 0.2% 0.02%
          Heavy Metals Should not more than 20ppm Complies
          Particle Size 90% should less than 10μm Complies