Simultaneous Determination of Sodium Pentachlorophenolate and Its Metabolites in Swine Samples

文献类型: 外文期刊

第一作者: Jia, Qi

作者: Jia, Qi;Cui, Miao;Li, Meiling;Xu, Yanyang;Qian, Yongzhong;Qiu, Jing;Cui, Miao;Li, Meiling;Li, Yuncheng;Meng, Fanbing;Yan, Xue

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关键词: swine samples; sodium pentachlorophenolate; metabolites; residue detection; chromatography tandem mass spectrometry

期刊名称:SEPARATIONS ( 影响因子:2.6; 五年影响因子:2.7 )

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年卷期: 2023 年 10 卷 10 期

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收录情况: SCI

摘要: Pentachlorophenol (PCP) is a persistent organic pollutant usually present in the form of sodium salts (PCP-Na) that has been banned for many years, but it can still be detected in animal food. The present study established a method of detecting PCP-Na and its metabolites-tetrachlorocatechol (TCC), pentachlorophenol acetate (PCP-acetate), and pentachloroanisole (PCA)-in swine samples (pork, fat, liver, heart, lungs and kidney), simultaneously using liquid chromatography-tandem mass spectrometry (LC-MS/MS) and gas chromatography-tandem mass spectrometry (GC-MS/MS) based on the modified QuEChERS pre-treatment method. The validation results exhibited a good sensitivity with limits of quantitation (LOQs) of 1 mu g/kg-2 mu g/kg. The recoveries of spiked samples were in the range of 60.5-119.9%, with a relative standard deviation (RSD) between replicates (n = 5) of between 0.70% and 12.06%.

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