在这篇入门指南中，探讨了 gc×gc-ms 的各个方面，包括使用低温调制和流量调制的基本原理和方法优化。讨论了最先进的仪器设备和数据处理工具，包括 gc×gc-ms 与其他气相色谱技术相比的优势和局限性。探索了一系列应用，并对该领域的未来进行了展望。

本研究针对东方甜瓜香气活性物质鉴定技术不足的问题，采用hs-spme结合gc?×?gc-o-tof-ms和gc-ms技术，结合aeda、香气重组与缺失实验，系统分析long4（果香型）和zhcg（青瓜香型）的挥发性成分差异。研究发现124种挥发性物质中32种具有香气活性，其中8种酯类物质主导long4的果香特征，7种醛醇类物质决定 ...

This three-day course is an introduction to mass spectral interpretation, aimed at presenting the fundamental tools and rules when examining high quality full-scan GC-MS data. Every analyst using ...

One-dimensional gas chromatographic (1D-GC) analyses of complex environmental, petrochemical, or biological samples often result in a chromatogram with a large portion of unresolved components. Mass ...

Mass spectrometry (MS) is the primary analytical platform used in microbial metabolomics. Gas chromatography-mass spectrometry (GC-MS) is one of the most established techniques in this field, capable ...