Search Results

18 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 31

    Study on nicotine release from snus products with fiber-optic sensing detection technology

    LI Peng(1); SHEN Yi(2); CHANG Cheng(3); ZENG Shitong(1); ZHANG Jianxun(1); ZONG Yongli(1); JIAN Xiaopeng(2); YANG Bin(2); SUN Shihao(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) Shanghai New Tobacco Product Research Institute, Shanghai, P.R. China; (3) Zhengzhou GaTech Instruments Co., Ltd., Zhengzhou, P.R. China
    In order to strengthen the quality and safety control of snus products, the development and application of an optical fiber sensing drug dissolution analyzer were investigated to study nicotine release. An automatic testing method for the in situ release ...
  2. TSRC, Tob. Sci. Res. Conf., 2016, 70, abstr. 80

    Volatile components release characteristics of tobacco smoke under heating conditions

    ZENG Shitong(1); CUI Kai(1); LIU Shan(1); TANG Peipei(1); SUN Shihao(1); ZONG Yongli(1); ZHANG Jianxun(1); HU Anfu(2); YANG Jun(2)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China; (2) China Tobacco Zhejiang Industrial Co., Ltd, Zhejiang, China
    In order to investigate volatile components release characteristics of tobacco smoke under heating conditions, seven different tobacco samples including flue-cured tobacco (B2F, C3F, X2F), oriental tobacco (B1, B2) and burley tobacco (B2F, C3F) were ...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, ST 28

    Quantitative analysis of organic compounds in gas phase of mainstream cigarette smoke with on-line atmospheric pressure chemical ionisation tandem mass spectrometry

    SUN Shihao; JIANG Chengyong; WANG Hui; ZONG Yongli; ZHANG Jianxun
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    In order to measure selected organic compounds in cigarette smoke which might possess potential risks to human health and the environment, a tandem mass spectrometry method was developed and applied in the on-line analysis of mainstream cigarette smoke ...
  4. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, PT 14 (Poster)

    Evaluation of release behaviour of nicotine from tobacco chewing gum

    ZHANG Wen-juan; LI Peng; HE Bao-jiang; ZHANG Jian-xun; ZONG Yong-li
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    A simulated chewing machine capable of evaluating the in vitro release behaviour of nicotine from tobacco chewing gum (TCG) was developed. It was composed of a temperature control module, simulated chewing module, artificial saliva adding module, release ...
  5. Tobacco Science & Technology, 2012, 4, p. 28-32, ISSN.1002-0861

    Determination of hydrogen peroxide in mainstream cigarette smoke by highly selective fluorescence method with Amplex Red/HRP

    PENG Shuhai(1); ZHANG Ying(2); LIU Hailin(1); ZHUANG Yadong(2); JIANG Chengyong(1); SUN Shihao(1); ZONG Yongli(1); XIE Jianping(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Technology and Research Center, China Tobacco Jiangsu Industrial Co., Ltd., Nanjing 210093, P.R. China
    A highly selective fluorescence method with Amplex Red HRP was developed to determine the hydrogen peroxide in mainstream cigarette smoke. This method’s LOD=13.5 nmol/L, recovery 98.3 %-101.7 % and RSD<3.17 % (n =5). The level of hydrogen peroxide in ...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2011, Graz, ST 13

    Determination of tobacco specific N-nitrosamines in smokeless tobacco products by liquid chromatography-tandem mass spectrometry

    YANG Chun-qiang; ZHANG Jie; LI Peng; WANG Yue-xia; ZONG Yong-li; XIE Jian-ping
    Zhengzhou Tobacco Research Institute, Zhegzhou, Henan, P.R. China.
    Tobacco specific N-nitrosamines (TSNAs) are the most abundant carcinogens identified in smokeless tobacco products. The accurate determination of TSNAs is significant to assess the health risk of smokeless tobacco products. A liquid chromatography ...
  7. TSRC, Tob. Sci. Res. Conf., 2011, 65, abstr. 73

    A novel model mouth system for evaluation of in vitro release of nicotine and tobacco-specific nitrosamines from moist snuff.

    JIE ZHANG; PENG LI; YONGLI ZONG; SHIHAO SUN; YUBING SONG; JIANPING XIE
    Zhengzhou Tobacco Research Institute, Zhegzhou, Henan, P.R. China.
    It is critical to characterize the release of nicotine and tobacco-specific nitrosamines (TSNA) from smokeless tobacco products for safety evaluation and product quality control. A novel model mouth system for evaluating the in vitro nicotine and TSNA ...
  8. Tobacco Science & Technology, 2011, 10, p. 44-48., ISSN.1002-0861

    Analysis of total nicotine, free nicotine and tobacco-specific n-nitrosamines in foreign (sic)[non Chinese] oral smokeless tobacco products

    ZHANG JIE(1,2); LI PENG(1); ZONG YONG-LI(1); SUN SHI-HAO(1); WANG SHENG(1); XIE JIAN-PING(1)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Beijing Workstation, Technology Center, Shanghai Tobacco (Group) Co., Ltd., Beijing 101121, P.R. China
    The moisture content, nicotine, pH, free nicotine, and 4 tobacco-specific nitrosamines (TSNAs) in 65 samples of foreign oral smokeless tobacco products were analyzed with CORESTA recommended methods. The results showed that there was wide discrepancy ...
  9. Tobacco Science & Technology, 2011, 7, p. 60-63., ISSN.1002-0861

    Transfer behavior of some carbonyl flavors in filter and tobacco rod of cigarette

    ZHANG JIE(1); ZONG YONG-LI(1); ZHOU HUI-SHUN(2); PENG SHU-HAI(1); SONG YU-BING(1)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Technology Center of China Tobacco Jiangxi Industrial Corporation, Nanchang 330096, P.R. China
    Twelve carbonyl flavor samples were added into cut tobacco and filter tips of cigarettes and then analyzed by simultaneous distillation and extraction coupled with GC and GC/MS to determine the ratios of flavor retained in tobacco rod or filter, migrated ...
  10. Tobacco Science & Technology, 2010, 7, p. 29-33., ISSN.1002-0861

    Large-scale synthesis of water-soluble polymeric product of Glu/Ala Maillard reaction and its application in tobacco

    HU JUN; ZENG SHI-TONG; ZONG YONG-LI; XIE JIAN-PING
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to industrialize the production of water-soluble Maillard reaction polymeric product, the synthetic conditions influencing the product of glucose/alanine (Glu/Ala) Maillard reaction were investigated, including proportion of input materials, ...