| QuEChERS-高效液相色谱检测土壤中的吡虫啉 |
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| 引用本文： | 张亮,孙剑宁,熊先贵,贾慧娴.QuEChERS-高效液相色谱检测土壤中的吡虫啉[J].分析试验室,2010,29(12). |
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| 作者姓名： | 张亮 孙剑宁 熊先贵 贾慧娴 |
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| 作者单位： | 成都市白蚁防治研究所,成都,610016 |
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| 摘 要： | 建立了测定土壤中吡虫啉的方法。土壤样品以乙酸-乙腈(体积比为0.1∶100)溶液提取,分散固相萃取净化,乙腈-水为流动相(体积比为7∶13),流速0.9 mL/min,270 nm检测,外标法定量。方法的线性范围为0.1~50μg/mL,线性相关系数为0.9994。平均加标回收率为90.1%~94.5%,RSD为0.7%~4.9%(n=6)。方法检测限为0.001 mg/kg(以信噪比为3计),定量限为0.004 mg/kg(以信噪比为10计)。该方法可用于新建房屋白蚁预防土壤化学屏障中吡虫啉的检测。
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| 关 键 词： | QuEChERS 高效液相色谱 吡虫啉 白蚁 土壤化学屏障 |
Rapid determination of imidacloprid in soil by QuEChERS cleanup and high performance liquid chromatography |
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| ZHANG Liang,SUN Jian-ning,XIONG Xian-gui,JIA Hui-xian.Rapid determination of imidacloprid in soil by QuEChERS cleanup and high performance liquid chromatography[J].Chinese Journal of Analysis Laboratory,2010,29(12). |
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| Authors: | ZHANG Liang SUN Jian-ning XIONG Xian-gui JIA Hui-xian |
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| Institution: | ZHANG Liang,SUN Jian-ning,XIONG Xian-gui and JIA Hui-xian (Chengdu Institute of Termites Control,Chengdu 610016) |
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| Abstract: | |
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| Keywords: | QuEChERS High performance liquid chromatography Imidacloprid Termite Chemical soil barrier |
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