色  状：无色透明的棱柱状或针状晶体。
香  气：具有亚洲种薄荷油的香气特征，味初灼热后清凉。
熔  点：42℃~44℃(CHP2005) 41℃~44℃(BP/USP)
不挥物：≤0.05%
比旋度(25℃)：-51℃~-49℃
本品符合2005版中国药典及英美药典标准。

Color and appearance: Colorless, prismatic or acicular, shiny crystals.
Odor: Strong and characteristic odor obtained from mentha avensis with warm sensation followed by a cooling effect.
Melting point: 42℃~44℃(CHP2005) 41℃~44℃(BP/USP) Residue on evaporation: 0.05% max
Specific rotation: -51℃~-49℃at 25℃
According to CHP2005 and BP2004/USP28