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首页> 外文期刊>The Analyst: The Analytical Journal of the Royal Society of Chemistry: A Monthly International Publication Dealing with All Branches of Analytical Chemistry >APPLICATION OF GAS-LIQUID CHROMATOGRAPHY TO THE ANALYSIS OF ESSENTIAL OILS .17. FINGERPRINTING OF ESSENTIAL OILS BY TEMPERATURE-PROGRAMMED GAS-LIQUID CHROMATOGRAPHY USING CAPILLARY COLUMNS WITH NON-POLAR STATIONARY PHASES
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APPLICATION OF GAS-LIQUID CHROMATOGRAPHY TO THE ANALYSIS OF ESSENTIAL OILS .17. FINGERPRINTING OF ESSENTIAL OILS BY TEMPERATURE-PROGRAMMED GAS-LIQUID CHROMATOGRAPHY USING CAPILLARY COLUMNS WITH NON-POLAR STATIONARY PHASES

机译:气相色谱法在精油分析中的应用.17。使用非极性固定相的毛细管色谱柱,通过温度程序化的气相色谱色谱法对基本油进行指纹识别

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摘要

Problems in obtaining reproducible results when 'fingerprinting' essential oils by temperature-programmed gas-liquid chromatography have been reported on in Parts VII and VIII of this series. Those reports were concerned with the general problems and the use of packed columns. This report is concerned with the use of capillary columns and non-polar stationary phases. A collaborative study using capillary columns with non-polar stationary phases has resulted in a method which specifies the 'g-pack value' of a column and gives reproducible relative retention indices for the test compounds limonene, acetophenone, linalol, naphthalene, linalyl acetate and cinnamyl alcohol. The method has been applied successfully to the examination of oil of rosemary, A recommended method is given for the reproducible temperature-programmed gas-liquid chromatographic fingerprinting of essential oils using capillary columns with non-polar stationary phases. [References: 18]
机译:在该系列的第VII部分和第VIII部分中,已经报道了通过程序升温气液色谱法“指纹图谱”精油时获得可再现结果的问题。这些报告涉及一般问题和填充柱的使用。该报告涉及毛细管色谱柱和非极性固定相的使用。一项使用具有非极性固定相的毛细管柱的合作研究得出了一种方法,该方法可指定色谱柱的“ g-pack值”,并给出测试化合物柠檬烯,苯乙酮,芳樟醇,萘,乙酸芳樟酯和肉桂醇。该方法已成功应用于迷迭香油的检测,并提出了使用非极性固定相毛细管柱对精油进行可重编程温度编程的气液色谱指纹图谱的推荐方法。 [参考:18]

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