气相色谱-离子迁移谱技术在食品真实性鉴别中的应用研究进展

Research Progress in the Application of Gas Chromatography-Ion Mobility Spectrometry in Food Authentication

气相色谱-离子迁移谱是一种灵敏的检测、鉴别和监测不同基质中痕量物质的分析技术,能够通过气相色谱和离子迁移谱对分析物质进行二次快速分离和高精准定性。由于气相色谱-离子迁移谱具有环保、使用便捷、操作简单及适用于工业大量连续检测等优点,近年来逐渐成为食品真实性鉴别的热门分析技术。本文主要介绍气相色谱-离子迁移谱的类型、结构、工作原理和分析方法,重点综述其在食品真实性鉴别中的应用,以期为食品真实性问题的解决提供理论参考。

Gas chromatography-ion mobility spectrometry(GC-IMS)is a sensitive analytical technology for the detection,identification and monitoring of trace substances in different matrices,which enables secondary rapid separation and high-precision qualitative analysis of analytical substances through GC and IMS.With the advantages of environmental friendliness,ease of use,simple operation,and suitability for continuous large-scale industrial detection,GC-IMS has gradually become a popular analytical technology in the field of food authentication in recent years.In an effort to provide a theoretical reference for food authentication,this review introduces the types,structures,working principles,and analytical methods of GC-IMS,and focuses on its application in food authentication.