摘要: |
建立了采用QuEChERS-高效液相色谱法(QuEChERS-HPLC)测定蔬菜水果中残留的氨基甲酸酯类和苯甲酰脲类农药的检测方法.农药组份回收率在70.5%~118.5%之间,相对标准偏差(RSD)在2.6%~9.8%之间,方法的检出限为0.02~0.30 mg/kg,满足国标检测限量要求.该方法具有快速、简便、经济、环保的特点,便于在地方检测机构推广. |
关键词: QuEChERS 高效液相色谱法(HPLC) 氨基甲酸酯类农药 苯甲酰脲类农药 蔬果 |
DOI:10.3969/J.ISSN.1000-5137.2018.04.005 |
分类号:O657.1 |
基金项目:上海市科技专项(17142202900) |
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Simultaneous determination of carbamate and benzoylurea pesticides in vegetables and fruits with QuEChERS method |
Zhang Tingli, Lou Zhiying, Hu Gang, Zhou Guoguang
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College of Life and Environmental Sciences, Shanghai Normal University, Shanghai 200234, China
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Abstract: |
A QuEChERS high performance liquid chromatography(HPLC) method for the determination of carbamate and benzoylurea pesticides in vegetables and fruits was established.The recovery rate of pesticide components is between 70.5% and 118.5%,and the relative standard deviation (RSD) is between 2.6% and 9.8%.The detection limit is between 0.02~0.30 mg/kg,meeting the requirements of the national standard for the detection limit.The developed method is rapid,simple,economical and environment-friendly,and is easy to be popularized in local inspection institutions. |
Key words: QuEChERS high performance liquid chromatography (HPLC) carbamate pesticides benzoylurea pesticides vegetables and fruits |