基于色谱技术的典型环境污染物快速检测研究新进展

Research progress of rapid detection of typical environmental pollutants based on chromatographic technologies

对复杂环境介质中的典型污染物进行快速、精准甚至远程连续自动的检测,是控制环境污染、确保环境和生态安全的重要前提。近年来,基于色谱技术的典型环境污染物快速检测方法发展迅猛,主要包括样品快速制备和目标物快速检测两方面。辅助萃取、快速液相萃取、QuEChERS等样品前处理方法具有萃取效率高、溶剂消耗少、操作简便快速等优点。快速检测技术可在几秒到半小时内提供检测结果,主要包括实验室和现场检测。本文综述了2019年以来基于色谱技术的典型环境污染物快速检测研究新进展。介绍了萃取技术和基于试验设计的样品快速制备,实验室快速检测、便携仪器现场检测及遥感技术远程检测,提出了色谱技术快速检测环境污染物的挑战和展望。

It is very important to detect typical pollutants in complex environmental matrices with rapidity,high precision and automation,Which is an important prerequisite for controlling environmental pollution and ensuring environmental ecological security.In recent years,rapid analytical detection methods of environmental pollutants based on chromatographic technologies have been swiftly developed,mainly including rapid sample-preparation and rapid target-detection.Auxiliary extraction,rapid liquid phase extraction,QuEChERS and other sample pretreatment methods have the advantages of high extraction efficiency,low solvent consumption,easy and rapid operation,etc.Rapid detection techniques can provide results within several seconds to half an hour and mainly include laboratory and field testing.This paper mainly reviewed recent research advances in rapid detection of typical environmental pollutants based on chromatographic technologies since 2019.It summarized representative extraction techniques and rapid sample-preparation methods based on experimental design,and then introduced rapid laboratory detection,portable-instrument on-site detection and remote-sensing technology detection.Finally,it discussed possible challenges and the prospects for rapid detection of environmental pollutants by chromatographic technologies.