挥发性的

Objective:to study the chemical constituents of the essential oil of Inula helenium L.were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).

研究土木香挥发油的化学成分,并比较水蒸气蒸馏(SD)超临界CO2萃(SFE)所得土木香挥发性成分的差异。

Nutritional Effects: the main ingredients of pungent taste in ginger include zingerone, ginger alcohol and ginger hydroxybenzene which are volatile to some extend.

姜的辣味成分主要有姜酮、姜醇、姜酚三种，它有一定的挥发性。