Search Results

33 results

  1. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 097

    Evaluation of mainstream cigarette smoke components yields of different cigarette types based on principal component analysis

    LI Zhonghao; YANG Fei; LIU Shanshan; FAN Ziyan; WANG Ying; BIAN Zhaoyang; DENG Huimin; TANG Gangling; HU Qingyuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou, China
    The feasibility of using Principal Components Analysis (PCA) in order to analyze a complex cigarette smoke mixture, seven cigarette mainstream smoke components, including carbon monoxide (CO), 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK),...
  2. TSRC, Tob. Sci. Res. Conf., 2016, 70, abstr. 54

    Determination of 9 aromatic amines in mainstream smoke by dispersive liquid phase microextraction and gas chromatography mass spectrometry

    DENG Huimin; LI Zhonghao; YANG Fei; FAN Ziyan; HENG Yingying; JIANG Xingyi; TANG Gangling; HU Qingyuan
    China National Tobacco Quality Supervision and Test Center, Zhengzhou, China
    A new method for the rapid and simultaneous determination of nine aromatic amines in mainstream cigarette smoke by dispersive liquid phase microextraction (LPME) coupled with gas chromatography/mass spectrometry (GC/MS) was developed. The measured...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, ST 25

    Migration of 126 pesticide residues in cigarettes during smoking

    LOU Xiaohua(1); ZHANG Hongfei(2); GAO Chuanchuan(1); ZHU Wenjing(1); TANG Gangling(2); BIAN Zhaoyang(2); BA Jinsha(1); WAN Yilun(1)
    (1) Guizhou Tobacco Quality Supervision & Test Station of CNTC, Guiyang, P.R. China; (2) China National Tobacco Quality Supervision Test Center of CNTC, Zhengzhou, P.R. China
    Pesticide residues could be an important index in the health risk assessment of cigarettes. The transfer amount of pesticide residues into smoke depends on the physical and chemical properties of pesticides. In order to investigate the distribution...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, STPOST 20

    Research on differences of deliveries of components in mainstream cigarette smoke under two smoking regimes

    YANG Fei; LI Zhonghao; TANG Gangling; LIU Shanshan; JIANG Xingyi; BIAN Zhaoyang; PANG Yongqiang; ZHANG Hongfei; ZHANG Wei; FAN Ziyan; ZHU Fengpeng; LIU Nan; CHEN Zaigen
    China National Tobacco Quality Supervision & Test Center, Zhengzhou, P.R. China
    In order to research the differences of deliveries of components in mainstream cigarette smoke under two smoking regimes from different angles, the samples of nine Virginia type cigarettes and 11 blended type cigarettes of different tar yields...
  5. TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 47

    Influence of measurement uncertainty on recommended regulation for cigarette smoke contents

    LI Zhonghao; HU Qingyuan; TANG Gangling; YANG Fei; PANG Yongqiang; FAN Ziyan; ZHANG Hongfei; LIU Shanshan; BIAN Zhaoyang; JIANG Xingyi; ZHANG Wei; CHEN Huan; CHEN Zaigen
    China National Tobacco Quality Supervision & Test Center, Zhengzhou, Henan, China
    According to the WHO recommended regulation for 9 priority toxicants in cigarette smoke, the collaborative study on specific analysis methods was achieved in 2014. The results of precision under reproducibility condition showed that the...
  6. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 36

    Effects of cigarette smoke condensation under different smoking regimens on human oral epidermoid carcinoma cells

    FAN Ziyan(1); LIU Shanshan(1); LI Zhonghao(1); PANG Yongqiang(1); JIANG Xingyi(1); TANG Gangling(1); ZHAI Niu(2)
    (1) China National Tobacco Quality Supervision & Test Center, Zhengzhou, P.R. China; (2) China Tobacco Gene Research Center, Zhengzhou, P.R. China
    In this study, immortalized human oral cells (oral epidermoid carcinoma cell line KB) was used as an experimental model to assess the cytotoxicity of exposure to cigarette smoke condensates (CSCs) prepared under ISO and HCI smoking regimens. The dose...
  7. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPT 26 (Poster)

    Determination of CEMA and HEMA in urine of restrictive smokers

    HOU Hong-wei; XIONG Wei; ZHANG Xiao-tao; TANG Gang-ling; HU Qing-yuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou High-Tech Industrial Development Zone, Zhengzhou, Henan, P.R. China
    Acrylonitrile is a reactive volatile compound, which is cytotoxic, mutagenic and possibly carcinogenic to humans. A major source for the non-occupational exposure to acrylonitrile is tobacco smoke. The major metabolites of acrylonitrile in human...
  8. Tobacco Science & Technology, 2012, 1, p. 43-46., ISSN.1002-0861

    Determination of K+, Ca2+, and Mg2+ in tobacco with dry ashing-ion chromatography

    WANG Ying(1); ZHANG Wei(1); LI Xue(1); LI Li(2); WEI Zhao(3); TANG Gangling(1); HU Qingyuan(1)
    (1) China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China; (2) Technology Center, China Tobacco Chuanyu Industrial Co., Ltd., Chengdu 610066, P.R. China; 3. Technology Center, Shenzhen Cigarette Factory, Shenzhen 518109, Guangdong, P.R. China
    A method for simultaneously determining the contents of potassium, calcium and magnesium in tobacco with dry ashing-ion chromatography was developed. The results showed that: the relative standard deviations of potassium, calcium and magnesium were...
  9. Tobacco Science & Technology, 2012, 11, p. 29-32, ISSN.1002-0861

    Influence of ventilation on burning temperature and deliveries of harmful components in mainstream cigarette smoke

    PANG Yongqiang(1); HUANG Chunhui(2); CHEN Zaigen(1); CHEN huan(1); JIANG Xingyi(1); TANG Gangling(1)
    (1) China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China; (2) China Tobacco Guangdong Industrial Co., Ltd., Guangzhou 510145, P.R. China
    In order to reduce the harm of smoking, the effects of air permeability of cigarette paper, tipping paper and plug wrapper on the burning temperature of cigarette and deliveries of tar and seven harmful components (including CO, HCN, NNK, NH3, B[a]P,...
  10. Tobacco Science & Technology, 2012, 11, p. 45-50, ISSN.1002-0861

    Simultaneous determination of 6 antiseptics in tobacco with LC-MS/MS method

    YANG Fei; BIAN Zhaoyang; TANG Gangling; HU Qingyuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    A method basing on high performance liquid chromatography-tandem mass spectrometry (LC-MS/MS) was developed for determining the antiseptic residues in tobacco. The analytes extracted from tobacco samples were separated on C18 column (150 mm×2.1 mm×3...