Function: | Cardiovascular Agents |
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Certification: | GMP |
Grade Standard: | Medicine Grade |
Type: | Chemical Reagent |
State: | Solid |
Volatile: | Not Volatile |
Samples: |
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Items | Standard | Results |
Description | White or almost white ,crystalline powder | White crystalline powder |
Solubility | Soluble in water,practically insoluble in anhydrous ethanol and in heptane | Complies |
Identification | A.Specific optical rotation: -47° ~ -43° B.IR Spectrum accordance with that of CRS |
-41.5° Complies |
Water | 8.0%~9.5% | 8.8% |
Related substances | Impurity A: not more than 0.2% Impurity E: not more than 0.2% Impurity F: not more than 0.2% Impurity G: not more than 0.15% Unspecified impurities: not more than 0.10% Total impurities: not more than 0.5% |
No detectable 0.05% 0.07% <0.05% No detectable 0.12% |
Sulphated ash | Not more than 0.1% | 0.05% |
Residual solvents | Ethanol: not more than 5000ppm | 496PPM |
Assay (Calculated on anhydrous substance) | 98.5%~101.5% | 100.4% |
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