Simultaneous determination of 70 pesticide residues in leek, leaf lettuce and garland chrysanthemum using modified QuEChERS method with multi-walled carbon nanotubes as reversed-dispersive solid-phase extraction materials
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- 作者：Yongtao Hana ; Nan Zoua ; Le Songa ; Yanjie Lia ; Yuhong Qina ; Shaowen Liua ; Xuesheng Lib ; Canping Pana ; b ; canpingp@cau.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：MWCNTs ; QuEChERS ; r-DSPE ; LC&ndash ; MS/MS ; Pesticide residues
- 刊名：Journal of Chromatography B, Analytical Technologies in the Biomedical and Life Sciences
- 出版年：2015
- 出版时间：15 November 2015
- 年：2015
- 卷：1005
- 期：Complete
- 页码：56-64
- 全文大小：914 K
文摘
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Leek, leaf lettuce and garland chrysanthemum are troublesome vegetables.
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Modified QuEChERS method was used to extract 70 pesticides in troublesome matrices.
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MWCNTs was used to clean up the troublesome matrices containing a lot of pigments.
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The clean-up effect of MWCNTs was obviously superior to GCB and PSA.
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The method was successfully applied to monitor pesticide residues in market samples.