QuEChERs结合高效液相色谱-串联质谱法测定土壤中11类47种药物残留
作者:
作者单位:

1.宁夏回族自治区食品检测研究院;2.南京农业大学

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中图分类号:

ND

基金项目:

宁夏自然科学基金(2022A1272)


Determination of 47 Drugs from 11 Categories in Soil by UPLC-MS/MS Combined with QuEChERS
Author:
Affiliation:

1.Ningxia food testing and research institute;2.Nanjing Agricultural University

Fund Project:

NingXia natural science(2022A1272)

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    摘要:

    为土壤中多类药物残留检测提供更多技术参考,建立一种QuEChERS结合高效液相色谱-串联质谱(UPLC-MS/MS)同时测定土壤中11类47种药物残留的分析方法。实验考察不同色谱柱和流动相对47种药物的分离效果,探究不同pH的EDTA-Mcllvaine缓冲液和净化填料对目标化合物的提取和净化效果,实现了对土壤中多类药物的定量分析。47种药物在对应线性范围内均呈现较好的线性关系(r≥0.995)。方法的检出限为0.1 μg·kg-1~2.5 μg·kg-1,定量限为0.5 μg·kg-1~8 μg·kg-1。3水平加标试验的回收率在61.1%和117.0%之间,相对标准偏差在1.9% 和11.4%之间。该方法适用于土壤多组分准确高通量定量分析,检出限、回收率、准确度均符合分析要求,为研究土壤中多种药物的赋存底数和潜在风险研究提供技术支撑。

    Abstract:

    In order to provide more technical references on drugs multi-residue analysis in soil, A UPLC-MS/MS method combined with QuEChERS to simultaneously determine 47 drugs from 11 categories in soil was established. Separation effect of different columns and mobile phases on analystes was addressed. Extraction effect of EDTA-Mcllvaine buffer solution with different pH and purification effect of d-SPE dispersers on drugs was analyzed as well. 47 drugs have good linearity with r≥0.995. LODs of 47 compounds ranged from to 0.1μg·kg-1and 2.5μg·kg-1, LOQs were 0.5μg·kg-1~8μg·kg-1. Recoveries varied between 61.1% and 117.0%, RSDs was 1.9%~11.4%. This UPLC-MS/MS method is sensitive and suitable for accurate and high throughput analysis of multiclass drugs residues in soil, useful for analysis of occurrence characteristics of drugs residues in soil and risk assessment.

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引用本文

李瑞雪,何微,王泽岚,朱捷,王紫昕. QuEChERs结合高效液相色谱-串联质谱法测定土壤中11类47种药物残留[J].土壤,2024,56(3):576-585. Li Ruixue, He Wei, Wang Zelan, Zhu Jie, Wang Zixin. Determination of 47 Drugs from 11 Categories in Soil by UPLC-MS/MS Combined with QuEChERS[J]. Soils,2024,56(3):576-585

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历史
  • 收稿日期:2023-08-17
  • 最后修改日期:2023-10-06
  • 录用日期:2023-10-07
  • 在线发布日期: 2024-07-12
  • 出版日期: