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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