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          Carbasalate Calcium

          CAS number: 5593-20-4

          Molecular formula: C28H37FO7

          molecular weight: 504.58800

          Chemical structure:

          ?????Product name Carbasalate Calcium
          Shelf life 2 years
          Testing Items Testing Specifications Testing Results
          Characters White or almost white, crystalline powder. White, crystalline powder.
          Identification Infrared spectrum should be the same as the spectrum for reference spectrum Complies
          It gives the reaction of Calcium Complies
          Absorption maxima at 228nm and 276nm? specify absorbance should be 363 to 379 at 228nm and 49 to 53 at 276nm. Complies
          The solution gives reaction of salicylates Complies
          Heat sample with sodium hydioxide, a colour yellow or yellowwish-brown is produced and the vapour turns red litmus paper blue. Complies
          Appearance of Solution The solution is not more opalescent than reference suspension II and is colourless Complies
          Related substances Impurity C should not more than 0.5% 0.37%
          Impurity B should not more than 0.15% 0.02%
          Any unspecified impurities should not more than 0.05% 0.02%
          Total impurities should not more than 0.7% 0.40%
          Heavy Metals Not more than lOppm Complies
          Water Should not more than 0.1% 0.04%
          Assay Contain Carbasalate Calcium  99.9%
          Conclusion The above materials are done based data meet the established specifications.