Search Results

11 results

  1. 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 ...
  2. 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 ...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, STPOST 10

    A prediction model for effects of atmospheric pressure on deliveries of tar and carbon monoxide in mainstream smoke based on ventilation rate of cigarettes

    ZHAO Hui(1); XIONG Wen(1); CHEN Zaigen(2); QU Guofu(1); YANG Liu(3); LI Ying(1); QIN Yunhua(3)
    (1) Hongta Tobacco (Group) Co., Ltd., R&D Center, Yuxi, Yunnan, P.R. China; (2) China National Tobacco Quality Supervision & Test Center, Zhengzhou, Henan, P.R. China; (3) Yunnan Academy of Tobacco Science, Kunming, Yunnan, P.R. China
    The deliveries of components in mainstream cigarette smoke determined under various atmospheric pressures are quite different, especially for tar and carbon monoxide. Multiple smoke analysis laboratories of China are located in high altitude areas, ...
  4. 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, NH 3, B[a]P, ...
  5. Tobacco Science & Technology, 2012, 7, p. 50-53, ISSN.1002-0861

    Improvement of determination of ammonia in mainstream cigarette smoke and comparison of ammonia deliveries under different smoking regimes

    WANG Ying; ZHANG Wei; HU Qingyuan; TANG Gangling; CHEN Zaigen
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    In order to improve the determination efficiency of ammonia (NH 3) in mainstream cigarette smoke, ion chromatography (IC) method described in the current standard (YC/T 377—2010) was improved, meanwhile NH 3 deliveries in mainstream cigarette smoke under ...
  6. Tobacco Science & Technology, 2012, 8, p. 66-69, ISSN.1002-0861

    Preparation of tobacco mosaic virus template-based high-density nano Au and its influence on CO in cigarette smoke

    LIU Nan; TANG Gangling; CHEN Zaigen; ZHANG Hongfei; JIANG Xingyi; LI Zhonghao; HU Qingyuan
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    SO 3 2- and SCN- were introduced into a system to improve the growth density of nano Au on tobacco mosaic virus (TMV) template. The suspension solution of the obtained composite was added into the filter of Kentucky reference cigarette to investigate its ...
  7. Tobacco Science & Technology, 2011, 8, p. 30-34., ISSN.1002-0861

    Effects of smoking parameters on nitric oxide yields in mainstream cigarette smoke

    CHEN HUAN; PANG YONG-QIANG; JIANG XING-YI; CHEN ZAI-GEN; TANG GANG-LING; HU QING-YUAN
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    In order to investigate the effects of smoking parameters on the yields of nitric oxides in mainstream smoke, 10 cigarette samples were smoked under different smoking regimes. The effects of various smoking parameters on the deliveries of nitric oxides ...
  8. Tobacco Science & Technology, 2010, 9, p. 47-50., ISSN.1002-0861

    Determination of mercury in mainstream cigarette smoke by cold atomic absorption spectrometry

    PANG YONG-QIANG; CHEN ZAI-GEN; CHEN HUAN; JIANG XING-YI; TANG GANG-LING; HU QING-YUAN
    China National Tobacco Quality Supervision & Test Center, Zhengzhou 450001, P.R. China
    A method for determining the mercury (Hg) content in mainstream cigarette smoke by 50 mg/mL acidic potassium permanganate solution collector, microwave digestion, and SnCl 2 reduction-cold vapor atomic absorption spectrometry was investigated, and 12 ...
  9. CORESTA Meeting, Smoke Science/Product Technology, Jeju, 2007, SSPT 10

    The content analysis of Cr, Cd, Hg and other inorganic elements in tobacco

    HU QINGYUAN; LI LI; CHEN ZAIGEN
    China National Tobacco Quality Supervise & Test Center, Zhengzhou, Henan, China.
    A rapid method of microwave assisted digestion-inductively coupled plasma mass spectrometry was established to simultaneously determine 24 inorganic elements in tobacco leaves, including Na, Mg, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Se, Sr, Mo, Ag, Cd, ...
  10. CORESTA Congress, New Orleans, 2002, S 01

    Qualitative and quantitative analysis of flavor constituents in tobacco and tobacco products using SPME-GC-MS

    TANG Gangling; LIU Huimin; LI Rong; CHEN Zaigen
    China National Tobacco Quality Supervise & Test Center, Zhengzhou, Henan, China.
    Tobacco flavor constituents were analyzed with solid phase microextraction-gas chromatography-mass-spectrometry (SPME-GC-MS). A total of 60 constituents were quantified and identified by GC-MS. These included 2,3-pentanedione, pyridine, 2-methyl pyridine, ...