非酶纳米电化学传感器用于有机磷农药残留物检测综述

Review of Non-Enzymatic Nano Electrochemical Sensor for Detection of Organophosphous Pesticide Residues

近年来,非酶纳米电化学传感器检测有机磷农药的研究受到广泛关注。非酶纳米电化学传感器具有检测成本低、操作方便、灵敏度高、响应快速等优点。碳纳米材料、纳米金属颗粒、纳米金属氧化物和纳米导电聚合物及其复合材料的出现,大大提高了有机磷农药电化学传感器的性能。随着纳米技术的出现,在合成纳米材料用于分析物特异性检测方面取得了进展,这些材料可用于构建高特异性、强选择性和经济有效的电化学传感器,以取代其他分析技术。鉴于各类纳米材料新结构的重要性,对非酶纳米电化学传感器领域的最新研究进展进行综述,并重点介绍纳米复合材料在有机磷农药检测中的应用。

In recent years,the detection of organophosphorus pesticides based on non-enzymatic nano electrochemical sensor has attracted much attention.It has the advantages of low detection cost,convenient operation,high sensitivity and fast response.The appearance of carbon nano-materials,nano-metal particles,nano-metal oxides and nano-conducting polymers and their composites greatly improved the performance of organophosphorus pesticide electrochemical sensors.With the emergence of nanotechnology,some progress in synthesizing analyte-specific nanomaterials has been made,which can be used to construct highly specific,strongly selective,and cost-effective electrochemical sensors to replace other analytical technologies.In view of the importance of the new structure of nanomaterials,the latest research progress in the field of non-enzymatic nano electrochemical sensor is reviewed,with the synthesis of nano-composites and methods for detecting organophosphorus pesticides highlighted.