| ≥1 piece |
| Appearance | Red brown powder | ||
| Solubility | Soluble in water and alcohol | ||
| Loss on drying | ≤0.5% | ||
|
Functions:
|
1. free radical scavengers, antioxidant |
||
| 2. antihypertensive, regulating blood lipid | |||
| 3. antineoplastic agents | |||
| 4. resist radiation | |||