Determination of Polycyclic Aromatic Hydrocarbons and Halogenated Polycyclic Aromatic Hydrocarbons in Vegetable by Gas Chromatography-Tandem Mass Spectrometry
文献类型: 外文期刊
作者: Wang Li;Jiao Bi-Ning;Wang Li;Jin Fen;Li Min-Jie;Shao Hua;Jin Mao-Jun;Wang Jing;Wang Li;Jiao Bi-Ning;Liu Yue
作者机构:
关键词: Polycyclic aromatic hydrocarbons;Halogenated polycyclic aromatic hydrocarbons;Gas chromatography tandem mass spectrometry;Dispersive solid phase extraction;Vegetables
期刊名称: CHINESE JOURNAL OF ANALYTICAL CHEMISTRY
ISSN: 0253-3820
年卷期: 2013 年 41 卷 6 期
页码:
收录情况: SCI
摘要: A method was developed for determination of 16 polycyclic aromatic hydrocarbons and 11 halogenated polycyclic aromatic hydrocarbons in vegetables by gas chromatography. tandem mass spectrometry(GC-MS/MS). The analytes were extracted from the vegetable samples by hexane, and purified by dispersion solid phase extraction using PSA and C-18 sorbent, then analyzed by gas chromatography. tandem mass spectrometry (GC-MS/MS) with external standard method. The recoveries were in the range of 74. 7% -115. 1%, and the relative standard deviations (RSD) were 1. 6% -15. 3% at three spiked levels of 50,100 and 200 mu g/kg for 16 polycyclic aromatic hydrocarbons and 11 halogenated polycyclic aromatic hydrocarbons. The limits of quantification (LOQ) for all analytes were 0. 03-7. 39 mu g/kg.
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