There are some other ways to analyzed the contents of menthol and menthone, such as polarimetry, refraction index method and acetylation method.
薄荷醇和薄荷酮含量的测定方法有旋光测定法、折光指数法及乙酰化法。
2
OBJECTIVE To establish the method for determining the contents of menthone and P-menthone in the volatile oil of Spica Schizonepetae Tenuifoliae.
目的建立测定荆芥穗挥发油中薄荷酮、胡薄荷酮的含量测定方法。
3
Objective: to establish the contents determination method of (-) -menthone, menthol, cinnamic aldehyde in Po Sum on oil by capillary column gas chromatography.