發(fā)布時(shí)間：2018-08-06 10:25

【摘要】：目的:分析4種不同藥材來源郁金飲片中揮發(fā)油成分,找出其共有及差異成分,為該飲片的合理使用提供依據(jù)。方法:采用水蒸氣蒸餾法提取揮發(fā)油,利用GC-MS對(duì)4種不同藥材來源郁金飲片揮發(fā)油成分進(jìn)行測(cè)定,載氣高純度氦氣,進(jìn)樣溫度250℃,壓力49.5 k Pa,總流量36.0 m L·min~(-1),柱流量1.0 m L·min~(-1),線速度36.1 cm·s~(-1);電離方式電子轟擊離子源,電離電壓70 e V,離子源溫度200℃,接口溫度280℃,溶劑延時(shí)3.5 min,m/z 40~400。結(jié)果:4種不同來源郁金飲片揮發(fā)油均檢測(cè)出了50種成分,其中有3種共有成分,3種郁金共有成分達(dá)13種,2種郁金共有成分達(dá)15種;4種郁金共有、交互存在的揮發(fā)油成分達(dá)31種。結(jié)論:4種不同藥材來源郁金飲片揮發(fā)油中存在共有及交互存在的成分。吉馬酮可作為溫郁金、桂郁金、綠絲郁金的含量測(cè)定指標(biāo)成分;姜黃素、姜黃酮、芳姜黃酮等可作為黃絲郁金的含量測(cè)定指標(biāo)成分。
[Abstract]:Objective: to analyze the components of volatile oil from four different medicinal materials, to find out the common and different components, and to provide the basis for the rational use of the tablets. Methods: the volatile oil was extracted by steam distillation, and the components of volatile oil from four different medicinal materials were determined by GC-MS. The pressure is 49.5 KPA, the total flow rate is 36.0 mL min ~ (-1), the column flow rate is 1.0 m L min ~ (-1), the linear velocity is 36.1 cm / s ~ (-1), the ionization mode electron bombardment ion source, the ionization voltage 70 EV, the ion source temperature 200 鈩，

本文編號(hào)：2167442