Determination of 16 Organochlorine Pesticides Residues in Vegetables and Fruits by Gas Chromatography with QuEChERS Purification
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Determination of 16 Organochlorine Pesticides Residues in Vegetables and Fruits by Gas Chromatography with QuEChERS Purification
Vol. 40, Issue 3, Pages: 401-405(2021)
作者机构:
1. 鞍山师范学院化学与生命科学学院
2. ,澳门,999078
3. 军事科学院军事医学研究院环境医学与作业医学研究所
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Determination of 16 Organochlorine Pesticides Residues in Vegetables and Fruits by Gas Chromatography with QuEChERS Purification. [J]. 40(3):401-405(2021)
DOI:
Determination of 16 Organochlorine Pesticides Residues in Vegetables and Fruits by Gas Chromatography with QuEChERS Purification. [J]. 40(3):401-405(2021)DOI:
Determination of 16 Organochlorine Pesticides Residues in Vegetables and Fruits by Gas Chromatography with QuEChERS Purification
In this paper,a rapid method was developed for the simultaneous determination of 16 organochlorine pesticides(OCPs) in cucumber,cole rape,orange and apple by QuEChERS purification and gas chromatography with electron capture detection(GC/ECD).Pesticide residues in vegetable and fruit samples were extracted by QuEChERS method with acetonitrile containing 1% acetic acid.The retention time for peaks of the organochlorine pesticide was used for qualitative analysis,and external standard method was applied to the quantitative analysis.Results showed that there were good linear relationships for 16 kinds of OCPs in the range of 20-100 μg/L with correlation coefficients larger than 099.The detection limits of the method were in the range of 016-290 μg/L.The average recoveries of 16 OCPs from 4 matrics(cole rape,cucumber,orange,apple) ranged from 701% to 119% with relative standard deviations(RSDs) of 023%-52%.Compared with other pretreatment methods,the method is rapid,effective,simple,cheap and reliable,and is suitable for the high throughput and rapid detection of OCPs residues in vegetable and fruit samples.
关键词
QuEChERS气相色谱蔬菜及水果有机氯农药
Keywords
QuEChERSgas chromatographyvegetables and fruitsorgano chlorine pesticide
Rapid Screening and Determination of 43 Pesticide Residues in Tobacco by Gas Chromatography-Time of Flight Mass Spectrometry
Residue Determination of Niclosamide-olamine in Twenty Two Kinds of Agricultural Products by UPLC-MS/MS
Simultaneous Determination of 16 Coumarins and Vanillins and Their Derivatives in Rice by QuEChERS-Isotope Internal Standard/Ultra-high Performance Liquid Chromatography-Tandem Mass Spectrometry
Screening of 166 Pesticide Residues in Tea Based on Ultra High Performance Liquid Chromatography-Quadrupole/Electrostatic Field Orbitrap High Resolution Mass Spectrometry
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云南省烟草化学重点实验室云南中烟工业有限责任公司技术中心
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College of Horticulture and Landscape,Tianjin Agricultural University
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