基于吸附剂的顶空萃取技术研究进展

Research Progress in Adsorbent-based Headspace Extraction

随着科学技术的飞速进步,特别是仪器和分析技术的显著提升,样品前处理技术也取得了显著的成果。其中,顶空(HS)萃取作为一种高效的绿色样品制备技术,受到了广泛关注。探讨近年来与绿色分析化学最新指南相契合的基于吸附剂的顶空萃取技术的最新研究动态。基于吸附剂的顶空萃取技术,作为一种基于平衡的萃取方法,已广泛应用于多种样品前处理装置中,如固相微萃取(SPME)设备、针状装置以及涂层搅拌棒等。探讨了这些技术的基本原理、优缺点,以及新型吸附剂的发展趋势和在环境、食品、生物分析等领域的代表性应用。最后,对基于吸附剂的顶空萃取技术的未来发展进行了展望,以期为相关领域的研究人员在选择合适的前处理方法时提供指导。

With the rapid progress of science and technology development,especially the significant improvement of instrumentation and analytical techniques,sample pretreatment technology has made remarkable development.Headspace(HS)extraction,as an efficient green sample preparation technology,has attracted widespread attention.This review aimed to explore the latest research trends of sorbent-based HS extraction technology that is compatible with the latest guidelines for green analytical chemistry in recent years.Sorbent-based headspace extraction,as an equilibrium-based extraction method,has been widely used in a variety of sample pretreatment devices,such as solid phase microextraction(SPME)devices,needle-based devices,and coated stir bars.This article explored the basic principles and the advantages and disadvantages of these techniques,as well as the development trends of novel adsorbents and their representative applications in the fields of environmental,food,and biological analysis.Finally,the review provided an outlook on the future development of adsorbent-based HS extraction,aiming to offer guidance for researchers in related fields when selecting appropriate pretreatment methods.