Complaint
| Testing Items | Quality Criterion |
| Color And Appearance | Colorless, Transparent Hexagonal Or Needlelike Crystals |
| Odor | Have the characteristic odor of Chinese natural menthol |
| Melting point | 41ºC~44ºC |
| Solubility(25ºC) | 1gr:5ml (90%) |
| Non - Volatile Content | ≤ 0.05% |
| Specific Rotation(20ºC) | - 45°~ - 51° |
| Arsenic Content (mg/kg) | ≤ 3 |
| Heavy Metal, as Pb(mg/kg) | ≤ 10 |
| Purity, | 98% ~ 102% |
