Customization: | Available |
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Powder: | Yes |
Certification: | GMP, ISO 9001, BP |
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General Information:
Type: APIItems | Standard |
Description | A white or yellowish-white,microfine powder. |
Particle size | The particles of which are generally up tp 5μm in max dimension |
Larger particles which may occasionally exceed 30μm | |
Melting point | About 220ºC |
Identification | The infrared absorbance spectrum is concordant with the reference spectrum |
A wine-red color develops | |
Appearance of solution | The solution is clear and not more intensely coloured than reference solution Y4 |
Acidity | Not more than 1.0ml of 0.02M sodium hydroxid is required |
Specific optical rotation | +354°~+364° |
Related Substances | -Cl:<0.60 |
-H:<0.15 | |
Substances soluble in light petroleum | ≤0.2% |
Loss on drying | ≤1.0% |
Sulphated ash | ≤0.2% |
Residual solvents | Ethanol≤0.5% |
Acctone≤0.5% | |
Dichoromethane≤0.06% | |
Abnormal toxicity | Five mice orals,none of die mice dies within 48h |
Assay(dried substance) | 97.0%~102.0% |