CAS number： 76-25-5
Molecular formula：
molecular weight：
Chemical structure：
| Name of product | Triamcinolone Acetonide |
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| EXP. Time | 5 years |
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| 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. |