Testing Items |
Standard Requirements |
Testing Result |
Color And Appearance |
Colorless Or White powder 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% |