Determination of 16 phthalate esters in tea samples using a modified QuEChERS sample preparation method combined with GC-MS/MS
文献类型: 外文期刊
第一作者: Yin, Peng
作者: Yin, Peng;Liu, Xin;Chen, Hongping;Pan, Rong;Ma, Guicen
作者机构:
关键词: phthalate esters;tea;QuEChERS;gas chromatography-tandem mass spectrometry
期刊名称:FOOD ADDITIVES AND CONTAMINANTS PART A-CHEMISTRY ANALYSIS CONTROL EXPOSURE & RISK ASSESSMENT ( 影响因子:3.057; 五年影响因子:2.96 )
ISSN:
年卷期:
页码:
收录情况: SCI
摘要: A modified QuEChERS method for the determination of 16 phthalate esters (PAEs) in tea samples using GC-MS/MS was developed and validated. The kinds and amounts of adsorbents were optimised, and the crude extracts were purified using primary secondary amine (PSA), graphitised carbon black (GCB) and anhydrous magnesium sulphate (MgSO4). Compared with extraction without matrix hydration, the addition of water could achieve higher extraction efficiency. The recoveries for PAEs obtained against matrix-matched standards at spiking levels of 50, 200 and 500 mu g kg(-1) ranged from 84.7% to 112.7% with relative standard deviations below 20% (n = 6) for all cases. Limits of detection (0.6-36.0 mu g kg(-1)) and quantitation (2.0-120.0 mu g kg(-1)) were achieved using the proposed method for all PAEs. A total of 105 tea samples were found to be contaminated with PAEs
分类号: TS2
- 相关文献
作者其他论文 更多>>
-
Metabolomics and ionomics reveal the quality differences among peach, acacia and karaya gums
作者:Zhang, Kaiwei;Yu, Xiangyang;Zhang, Kaiwei;Chen, Meng;Zhang, Xue;Chen, Jian;Chen, Xiaolong;Li, Yong;Yu, Xiangyang;Zhang, Kaiwei;Chen, Meng;Zhang, Xue;Chen, Jian;Chen, Xiaolong;Li, Yong;Yu, Xiangyang;Liu, Xin
关键词:Gum; Metabolomics; Flavonoids; Total phenols content; Metabolites
-
Ustiloxin A impairs oocyte quality by disrupting organelles function
作者:Han, Jun;Wang, Gang;Liu, Xin;Zhou, You;Hu, Junqiang;Shi, Jianrong;Xu, Jianhong;Wu, Yuzhuo;Shi, Jianrong;Xu, Jianhong;Wang, Weikang
关键词:UA; Oocyte maturation; Mitochondria; Oxidative stress; Autophagy
-
Single-cell transcriptome atlas of lamprey exploring Natterin- induced white adipose tissue browning
作者:Pang, Yue;Du, Zeyu;Zhang, Jin;Lu, Jiali;Li, Jun;Dong, Xinrui;Zhao, Zhisheng;Chuan, Shunqin;Sun, Mingjie;Li, Qingwei;Pang, Yue;Du, Zeyu;Zhang, Jin;Lu, Jiali;Li, Jun;Dong, Xinrui;Zhao, Zhisheng;Chuan, Shunqin;Sun, Mingjie;Li, Qingwei;Qin, Yating;Liu, Qun;Han, Kai;Yuan, Zengbao;Pan, Shanshan;Xu, Mengyang;Wang, Dantong;Li, Zhen;Chen, Yadong;Song, Yue;Zhan, Liping;Cui, Wei;Wang, Jun;Fan, Guangyi;Qin, Yating;Liu, Qun;Han, Kai;Fan, Guangyi;Qin, Yating;Liu, Qun;Han, Kai;Song, Yue;Qin, Yating;Fan, Guangyi;Yuan, Zengbao;Xu, Mengyang;Wang, Dantong;Gu, Ying;Yang, Huanming;Xu, Xun;Liu, Xin;Fan, Guangyi;Xu, Mengyang;Fan, Guangyi;Li, Shuo;Zhang, Zhe;Ni, Ming;Jia, Xiaodong;Xia, Zhangyong;Yue, Zhen;Fan, Guangyi;Gu, Ying;Yang, Huanming;Xu, Xun;Liu, Xin
关键词:
-
PbMADS49 Regulates Lignification During Stone Cell Development in 'Dangshansuli' (Pyrus bretschneideri) Fruit
作者:Meng, Dandan;Liu, Xin;Cai, Yongping;Meng, Dandan;Duan, Jinsheng;Meng, Dandan;Duan, Jinsheng;Cao, Yunpeng
关键词:pear; stone cell development; lignin biosynthesis; PbMADS49; PbPRX33
-
Molecular mechanism of potently neutralizing human monoclonal antibodies against severe fever with thrombocytopenia virus infection
作者:Quan, Chuansong;Nie, Kaixiao;Zheng, Wenjun;Wang, Yiwen;Quan, Chuansong;Zhang, Hong;Quan, Chuansong;Ma, Dezhen;Su, Chao;Li, Lianfeng;Peng, Dingkun;Yin, Chunhong;Yang, Peipei;Shan, Chao;Liu, Xin;Zheng, Jie;Shi, Weifeng;Li, Weiwei;Gao, George F.;Qi, Jianxun;Liu, Weixiao;Liu, Di;Carr, Michael J.;Carr, Michael J.;Shi, Weifeng
关键词:severe fever with thrombocytopenia syndrome; SFTSV; Bandavirus dabieense; monoclonal antibodies; neutralization; therapeutics
-
A Novel Approach for Maize Straw Type Recognition Based on UAV Imagery Integrating Height, Shape, and Spectral Information
作者:Liu, Xin;Gong, Huili;Guo, Lin;Zhou, Jingping;Gong, Huili;Guo, Lin;Gong, Huili;Guo, Lin;Gong, Huili;Guo, Lin;Gong, Huili;Guo, Lin;Gu, Xiaohe;Zhou, Jingping
关键词:maize straw type; multispectral imagery; SESI; object-oriented classification; UAV
-
Host-Adaptive Divergence Shapes the Genetic Architecture of Magnaporthe oryzae in Southern China's Rice Agroecosystems
作者:Liu, Xin;Fu, Jun;Deng, Zhao;Chen, Xinwei;Hu, Xiaochun;Tu, Zhouyi;Wang, Qiuyi;Zhu, Yuxuan;Chen, Pengcheng;Bai, Zhenan;Liu, Tiangang;Zhang, Xuanwen;Qin, Peng;Wang, Kai;Jiang, Nan;Yang, Yuanzhu;Liu, Xin;Fu, Jun;Deng, Zhao;Chen, Xinwei;Hu, Xiaochun;Tu, Zhouyi;Wang, Qiuyi;Zhu, Yuxuan;Chen, Pengcheng;Bai, Zhenan;Liu, Tiangang;Zhang, Xuanwen;Qin, Peng;Wang, Kai;Jiang, Nan;Yang, Yuanzhu;Liu, Xin;Fu, Jun;Deng, Zhao;Hu, Xiaochun;Tu, Zhouyi;Wang, Qiuyi;Chen, Pengcheng;Bai, Zhenan;Liu, Tiangang;Zhang, Xuanwen;Qin, Peng;Wang, Kai;Jiang, Nan;Yang, Yuanzhu;Liu, Xin;Fu, Jun;Deng, Zhao;Hu, Xiaochun;Tu, Zhouyi;Chen, Pengcheng;Bai, Zhenan;Liu, Tiangang;Zhang, Xuanwen;Qin, Peng;Wang, Kai;Jiang, Nan;Yang, Yuanzhu;Chen, Xinwei;Zhu, Yuxuan;Wang, Kai;Yang, Yuanzhu;Wang, Qiuyi;Qin, Peng;Wang, Kai;Jiang, Nan;Yang, Yuanzhu
关键词:
Magnaporthe oryzae ; rice blast; SNP; genetic diversity; population structure; mating type