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Herbicide Clomazone Detection Using Electroanalytical Approach Using Boron Doped Diamond Electrode

机译:硼掺杂金刚石电极电分析法检测除草剂广灭灵

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In this work, for the first time we proposed electrochemical behavior and development of an analytical procedure for quantification of pesticide clomazone. Electrochemical behavior of clomazone’s at boron-doped diamond electrode is characterized with irreversible oxidation at potential of around 1.6 V, in Britton-Robinson buffer solution at pH 2. It was found that potential of this oxidation was not pH dependent excluding presence of proton in the electrochemical reaction. Square wave voltammetry method was the most appropriate for clomazone quantification and proposed procedure was successfully applied for determination of clomazone in river water samples. Obtained parameters, detection limit of 0.21 μM and working linear range from 1 to 100 μM and satisfied selectivity can indicate that presented results open new field in research of this group of pesticides and offer possible replacement to the sophisticated and expensive chromatographic methods.
机译:在这项工作中,我们首次提出了电化学行为,并开发了一种农药杀虫剂定量的分析方法。在含有硼的金刚石电极上,广灭灵的电化学行为的特征是在pH为2的Britton-Robinson缓冲溶液中,在约1.6 V的电势下不可逆氧化,发现该氧化电势与pH无关,但不依赖于质子的存在。电化学反应。方波伏安法是最适合广灭灵定量的方法,该方法成功地用于测定河水样品中的广灭灵。获得的参数,0.21μM的检出限和1至100μM的工作线性范围以及满意的选择性可以表明,所给出的结果为这组农药的研究开辟了一个新领域,并可能取代复杂而昂贵的色谱方法。

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