| Customization: | Available |
|---|---|
| CAS No.: | 123997-26-2 |
| Formula: | C50h75no14 |
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| Items | Specifications  |
| Appearance | white or yellowish white crystalline powder |
| Identification | UV |
| HPLC conform to the spectrum standard | |
| Related substances | individual impurity≤1.5% |
| Total impurity peaks except two main peaks≤6% | |
| Disregard limit≤0.05% | |
| Water | ≤3% |
| Melting point | 161-166ºC |
| Specific rotation | -6o ~-12o |
| Residue on ignition | ≤0.5% |
| Heavy metals | ≤0.002% |
| Assay | B1(on dry basis) ≥90% |
| B1a(on dry basis) ≥85% |
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