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A luminescent method for detection of parathion based on zinc incorporated metal-organic framework

文献类型: 外文期刊

作者: Wang, Liu 1 ; He, Kaiyu 1 ; Quan, Haoran 1 ; Wang, Xinquan 1 ; Wang, Qiang 1 ; Xu, Xiahong 1 ;

作者机构: 1.Zhejiang Acad Agr Sci, Inst Qual & Stand Agroprod, Lab Managing Biot & Chem Threats Qual & Safety Ag, Hangzhou 310021, Peoples R China

关键词: Metal-organic framework (MOF); Pesticide detection; Luminescent sensor; Rapid detection

期刊名称:MICROCHEMICAL JOURNAL ( 影响因子:4.821; 五年影响因子:4.364 )

ISSN: 0026-265X

年卷期: 2020 年 153 卷

页码:

收录情况: SCI

摘要: A highly sensitive method for parathion detection based on a luminescent zinc incorporated metal-organic framework (Zn-MOF) is reported in this work. The Zn-MOF was synthesized under solvothermal conditions with tetrakis (4-carboxyphenyl) porphyrin (TCPP) and 1,2,4,5-tetrakis (4-carboxyphenyl) benzene (H4TCPB) providing the ligand. The as-prepared Zn-MOF emitted violet fluorescence under ultraviolet light. By quenching the fluorescence intensity, the Zn-MOF showed selective response to parathion among 15 kinds of organophosphates (OPPs), with minimum response concentration 1.950 mu g.L-1. The Zn-MOF based fluorescent method was used for parathion spiked irrigation water and a satisfactory recovery rate was obtained, indicating its potential for rapid analysis of environmental samples.

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