Search Results

6 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 17

    Determination of eight carbonyl compounds in e-liquids for electronic cigarettes by LC-MS/MS

    PAN Lining; LIU Shaofeng; ZHAO Le; YU Jingjing; LIU Kejian; FAN Meijuan; CHEN Li; WANG Hongbo; GUO Junwei
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    A liquid chromatography tandem mass spectrometry (LC-MS/MS) method was developed to simultaneously determine eight carbonyl compounds (formaldehyde, acetaldehyde, acetone, acrolein, propionaldehyde, crotonaldehyde, 2-butanone, butyraldehyde) in e-liquids ...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 12

    Study on vaporisation temperature of electronic cigarette

    CUI Huapeng; ZHAO Le; FAN Meijuan; LIU Shaofeng; CHEN Li; CAI Junlan; QIN Yaqiong; DING Xue; JIANG Zhicai
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China; (2) China Tobacco Zhejiang Industrial Co., Ltd, Hangzhou, Zhejiang, P.R. China
    The vaporisation temperature of electronic cigarettes (e-cigarettes) affects the release and migration of harmful components in e-cigarettes greatly. Therefore a method for measuring the vaporisation temperature was established based on a thermocouple to ...
  3. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 35

    Residue degradation of λ-cyhalothrin and fenvalerate during tobacco planting and processing

    CHEN Li; HU Bin; PAN Lining; CUI Huapeng; CAI Junlan; JIA Yunzhen; FAN Meijuan; WANG Xiaoyu; LIU Huimin
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    Lambda-cyhalothrin and fenvalerate, two widely used pesticides in tobacco, have been receiving high attention recently in China as their residue is one of the most important factors affecting the quality and safety of tobacco. To find out the key ...
  4. TSRC, Tob. Sci. Res. Conf., 2016, 70, abstr. 82

    Simultaneous determination of nicotine, 1,2-propylene glycol and glycerol in e-liquids by gas chromatography method

    CAI Junlan; CHEN Li; WANG Bing; PENG Bin; YU Jingjing; CUI Huapeng; ZHANG Xiaobing; LIU Huimin; LIU Shaofeng
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    A gas chromatography method was developed for simultaneous determination of nicotine, 1,2-propylene glycol and glycerol in e-liquids. E-liquids were shaking extracted by isopropanol with two internal standards for 20 min, and then the extraction was ...
  5. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 63

    Simultaneous determination of 114 pesticide residues in tobacco by LC-MS/MS using multi-walled carbon nanotubes-based dispersive solid phase extraction

    HU Bin; YU Fei; CHEN Li; AI Dan; PAN Lining; LIU Huimin
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    A method capable of simultaneously determining the residues of 114 pesticides in tobacco was developed by dispersive solid phase extraction (DSPE), where multi-walled carbon nanotubes (MWCNTs) were used as extraction material, and LC-MS/MS in multiple ...
  6. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 62

    Matrix effect evaluation based on a multi-residual pesticide determination method on tobacco by ASE-HPLC-MS/MS

    HU Bin; AL Dan; YU Fei; PAN Lining; CHEN Li; LIU Huimin
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    A new method combining accelerated solvent extraction and liquid chromatography-tandem mass spectrometry (ASE-LC-MS/MS) was developed for multi-pesticide residue detection in tobacco. In this method, extraction and cleanup of tobacco samples were ...