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Testing items | Standard Requirements | Testing Result |
Color and Appearance | colorless or white power crystal | Qualified |
Scent | Aroma of special osmosis, stimulating taste, with pleasantly cool | Qualified |
Identification | Match | Match |
Melting Point | 176°C-181°C | 179.6°C |
Specific Rotation (20°C) | +41°-- +44° | +42.25° |
Nonvolatile matter | ≤0.05% | 0.03% |
Moisture | Add 1 .0g sample to 10ml volume of diethyl ether, obtaining a settled solution | Qualified |
Content | Not less than 96% | 96.7% |





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