Search Results

14 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), Benzo(a ...
  2. 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 rules ...
  3. 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 (1.0-13.3 ...
  4. 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 Reproducibility ...
  5. 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 μm) ...
  6. Tobacco Science & Technology, 2012, 3, p. 52-56., ISSN.1002-0861

    Determination of phthalic acid esters in cigarette filter by GC/MS

    ZHANG Hongfei; LIU Nan; BIAN Zhaoyang; TANG Gangling; HU Qingyuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    A method for simultaneously determining 17 phthalic acid esters (PAEs) in cigarette filter was established with GC/MS. The parameters such as extraction mode, extraction solvent, extraction condition, detection condition were tested, and 45 cigarette ...
  7. Tobacco Science & Technology, 2012, 9, p. 36-40, ISSN.1002-0861

    Determination of 18 phthalates in tipping paper, inner liner, packet and carton blanks for cigarette with gas chromatography/mass spectroscopy

    TANG Gangling; BIAN Zhaoyang; YANG Fei; ZHANG Hongfei; LI Zhonghao; HU Qingyuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    A method was developed for the analysis of 18 phthalates (PAEs) in tipping paper, inner liner, packet and carton blanks for cigarette with gas chromatography-mass spectroscopy (GC-MS). Tipping paper, inner liner, packet and carton blanks were cut into ...
  8. Tobacco Science & Technology, 2011, 12, p. 47-51., ISSN.1002-0861

    Determination of maleic hydrazide residue in tobacco and tobacco products with high performance liquid chromatography

    ZHANG HONG-FEI; BIAN ZHAO-YANG; TANG GANG-LING; HU QING-YUAN
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    A method for the determination of maleic hydrazide (MH) in tobacco and tobacco products was established, in which MH in tobacco sample was extracted with a solvent, and cleaned up by a solid phase extraction cartridge, then detected with high performance ...
  9. TSRC, Tob. Sci. Res. Conf., 2010, 64, abstr. 27

    Determination of maleic hydrazide residue in tobacco and tobacco products using high performance liquid chromatography

    HONGFEI ZHANG; ZHAOYANG BIAN; ZHONGHAO LI; FENGPENG ZHU; GANGLING TANG; QINGYUAN HU
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    Maleic hydrazide has been used as a growth regulator for grass and tobacco and as a sprout suppressant for onions and potatoes. Its popularity for growth regulator of tobacco has increased over the last few years. Maleic hydrazide has a systemic mode of ...
  10. Tobacco Science & Technology, 2010, 7, p. 39-42., ISSN.1002-0861

    Transfer of 29 organophosphorus pesticides in cut tobacco to particulate matter in mainstream cigarette smoke and cigarette butt

    ZHANG HONG-FEI(1); HU QING-YUAN(1); TANG GANG-LING(1); BIAN ZHAO-YANG(1); WANG FANG(2)
    1. China National Tobacco Quality Supervision Test Center, Zhengzhou 450001, P.R. China; 2. Shenzhen Cigarette Factory, Shenzhen 518109, Guangdong, P.R. China
    Twenty-nine organophosphorus pesticides were added into the test cigarettes, the transfer rates of these pesticides to the particulate matter (PM) in mainstream cigarette smoke and cigarette butts were determined with gas chromatography/mass spectrometry. ...