Search Results

23 results

  1. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 099

    Simultaneous determination of 22 Amadori compounds in tobacco leaves by LC-MS/MS

    WANG Xiaoyu; LIU Leiyu; WANG Sheng; QIN Yaqiong; JIA Yunzhen; CUI Huapeng; PAN Lining; XIE Fuwei; LIU Huimin
    Zhengzhou Tobacco Research Institute, Zhengzhou, China
    Amadori compounds are important aroma precursors. Therefore, rapid and corrective determination of Amadori compounds is meaningful for monitoring the quality of tobacco leaves. By the end of 2016, the publicated methods have analyzed no more than 6 ...
  2. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, STPOST 39

    Estimation of smokers’ mouth level exposure to cigarette smoke with filter analysis method

    CAI Junlan; PENG Bin; WANG Bing; WANG Sheng; ZHAO Ge; YU Jingjing; GUO Junwei; ZHANG Xiaobing; XIE Fuwei
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    Part-filter analysis method was used to estimate Chinese smokers' mouth level exposure (MLE) to nine chemical components in cigarette smoke. 1) A series of quantitative analysis methods for determining levels of nicotine, tar, solanesol and six ...
  3. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 84

    Distribution of toxic chemicals in the different sized particles from mainstream cigarette smoke

    WANG Hongbo; LI Xiang; XIE Fuwei; PENG Bin; LIU Kejian; WANG Sheng; QIN Yaqiong; NIE Cong; LIU Huimin
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    It is important for the estimation of risk of cigarette smoke that the distribution of toxic chemicals is accurately measured in the different sized particles of cigarette smoke aerosol. An electrical low pressure impactor (ELPI) directly coupled with a ...
  4. TSRC, Tob. Sci. Res. Conf., 2013, 67, abstr. 36

    Determination of aromatic amines biomarkers of exposure to cigarette smoke in human urine using liquid chromatography- tandem mass spectrometry.

    YU Jingjing; WANG Sheng; ZHAO Ge; WANG Bing; DING Li; XIE Fuwei; ZHANG Xiaobing
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    Many aromatic amines (AAs) are toxic compounds and/or suspected human carcinogens. Several AAs have been detected in mainstream cigarette smoke and environmental tobacco smoke, such as 1-naphthylamine (1-NA), 2-naphthylamine (2-NA), 3-aminobiphenyl (3-ABP ...
  5. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 18

    Simultaneous determination of ten aromatic amines in mainstream cigarette smoke by liquid chromatography/electrospray ionisation tandem mass spectrometry

    YU Jing-jing; WANG Sheng; XIE Fu-wei; XIA Qiao-ling; ZHAO Ge; ZHANG Xiao-bing
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    For rapidly, sensitively and comprehensively analysing the aromatic amines in mainstream cigarette smoke, a liquid chromatography-electrospray ionisation tandem mass spectrometric (LC-MS/MS) method coupled with solid phase extraction (SPE) was developed. ...
  6. Tobacco Science & Technology, 2012, 1, p. 47-51., ISSN.1002-0861

    Analysis of harmful aldehyde and ketone compounds in sidestream cigarette smoke

    JIANG Lamei(1); LIAN Wenliu(1); DING Shichao(1); WANG Sheng(2); QIAN Xiaochun(1); TAN Haifeng(1); LIU Feng(1)
    (1) Technology Center of China Tobacco Hunan Industrial Co., Ltd., Changsha 410014, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to determine the harmful aldehyde and ketone compounds in sidestream cigarette smoke, the influences of each part of trapping device and sample preparation on the determined values of eight aldehyde and ketone compounds were investigated. A ...
  7. Tobacco Science & Technology, 2012, 12, p. 44-48, ISSN.1002-0861

    Simultaneous determination of four aromatic amines in mainstream cigarette smoke with liquid chromatography tandem mass spectrometry

    YU Jingjing; WANG Sheng; XIE Fuwei*; CHEN Yusong; ZHAO Ge; ZHANG Xiaobing
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    For simultaneous determination of four aromatic amines, including 1-naphthylamine, 2-naphthylamine, 3-aminobiphenyl and 4-aminobiphenyl, in mainstream cigarette smoke, a liquid chromatography tandem mass spectrometric (LC-MS/MS) method was developed. The ...
  8. Tobacco Science & Technology, 2012, 12, p. 56-59, ISSN.1002-0861

    Effects of two derivative conditions on determination of polybasic acids and higher fatty acids in tobacco

    WANG Bing; XIA Qiaoling; GUO Jizhao; CAI Junlan; WANG Sheng; XIE Fuwei*
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    The polybasic acids and higher fatty acids in tobacco were methyl esterified under two derivative conditions: heating-refluxing and placing at room temperature. The reaction mixtures were analyzed with gas chromatography (GC), the results were compared by ...
  9. Tobacco Science & Technology, 2012, 2, p. 43-46., ISSN.1002-0861

    Determination of NNN and its metabolites in rabbit blood with HPLC-MS/MS

    ZHAO Beibei(1); WANG Sheng(1); WANG Juan(2); WANG Zhaoyu(3); ZHANG Jianxun(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Quality Supervision & Test Station of Hainan Tobacco Corporation, Haikou 571100, P.R. China; (3) Quality Supervision & Test Station of Zhejiang Tobacco Corporation, Hangzhou 310001, P.R. China
    In order to accurately determine N-nitroso nornicotine (NNN) and its metabolites in rabbit blood, a high-performance liquid chromatography/tandem mass spectrometry method was established by optimizing chromatographic conditions and mass spectrometric ...
  10. Tobacco Science & Technology, 2012, 4, p. 37-43, ISSN.1002-0861

    Determination of 11 polycyclic aromatic hydrocarbon biomarkers in human urine with LC-MS/MS

    CHEN Yusong; WANG Sheng; YU Jingjing; LIU Huimin*; CAO Depo
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to evaluate the exposure to PAHs in environmental tobacco smoke, the influences of solid phase extraction column, chromatographic column and mass spectrometry conditions on analytical results were investigated, a method with SPE-HPLC/MS/MS was ...