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          Triamcinolone Acetonide

          CAS number: 76-25-5

          Molecular formula:

          molecular weight:

          Chemical structure:


          Name of product Triamcinolone Acetonide
          EXP. Time 5 years

          Analysis content Analysis results Standard
          Appearance A white or almost white, crystalline powder White crystalline powder
          Identification A: IR; B: TLC Conforms
          Specific Rotation Between +100o and 107o 104o
          Related substances Any impurity less tan 0.25% Total Max: 0.1% 
          Impurities less than 0.5%  Total: 0.23%
          Assay(HPLC) 97.0%- 103.0% 100.4%
          Water less than 2.0% 1%
          Residual solvents Chloroform less than 60ppm 5ppm
          Dimethylformamide less than 880ppm  582ppm
          Methanol less than 3000ppm 57ppm 
          Partical size Micronized Conforms
          Conclusion:  Complies with requirements of EP5.0.