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309 results

  1. Tobacco Science & Technology, 2012, 10, p. 56-60, 84, ISSN.1002-0861

    Effects of roasting conditions on major aroma components in Burley tobacco

    AN Yi(1); XU Lixia(2); YANG Jing(3); LI Bin(4); MAO Duobin(*3)
    (1) Agricultural College, South China Agricultural University, Guangzhou 510642, P.R. China; (2) Heilongjiang Tobacco Industrial Co., Ltd., Harbin 150001, P.R. China; (3) School of Tobacco Science and Engineering, Zhengzhou University of Light Industry, Zhengzhou 450002, P.R. China; (4) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    The contents of proline-glucose Amadori compounds and thirteen kinds of alkaline aroma components in burley tobacco were determined after roasting under different conditions, including roasting temperature, air humidity and ending moisture content in ...
  2. Tobacco Science & Technology, 2012, 10, p. 77-80, ISSN.1002-0861

    Adsorption purification of TMV antiserum and detection application

    LUO Zhaopeng(1); WEI Chunyang(1); LI Naihui(2); YANG Jun(1); JIN Dawei(1); JIN Lifeng(1); LI Feng(1); LIN Fucheng(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Linyi Tobacco Limited Company of Shandong Province, Linyi 276003, Shandong, P.R. China
    For the detection of TMV in tobacco, antiserum was prepared by injecting purified TMV virion into mouse and the titer of antiserum was determined after adsorption purification, an ELISA analysis system was established basing on the in-house TMV antiserum. ...
  3. Tobacco Science & Technology, 2012, 11, p. 10-12, ISSN.1002-0861

    Effects of storing time and temperature on sensory quality of cigarette with thermal-time model

    GU Wenbo(1); YU Ling(1); ZHANG Chaoping(1); LI Yuanshi(2); HUANG Fei(2); LI Dong(3); LUO Dengshan(3); CHEN Chaoying(*1)
    (1) Shanghai Tobacco Group Co., Ltd., Shanghai 200082, P.R. China; (2) Jilin Tobacco Industrial Co., Ltd., Changchun 130031, P.R. China; (3) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    Taking cigarettes of 7 brands stored in 6 cities as samples, the influences of ambient temperature on the sensory quality of stored cigarettes were investigated. The results showed that: 1) Sensory quality of the samples changed slightly in 6 months. The ...
  4. Tobacco Science & Technology, 2012, 11, p. 13-16, ISSN.1002-0861

    Application of digital image analysis in determination of strip structure

    XU Dayong(1); Yu Na(1); DENG Guodong(1); LI Shanlian(1); SHEN Xiaofeng(2); JIANG Linzhong(3); LI Xinfeng(3); JIANG Huanyuan(4); DU Jinsong(*1)
    (1) Key Laboratory of Tobacco Processing Technology of CNTC, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; (3) Longyan Golden Leaf Redrying Co., Ltd., Longyan 364102, Fujian, P.R. China; (4) China Tobacco Fujian Industrial Co., Ltd., Xiamen 364022, Fujian, P.R. China
    A new method for determining strip structure with digital image analysis was discussed. The results showed that: 1) digital image analysis method could be used to determine strip structure; the test precision of the method ranged from 1.31 to 31.91 mm 2, ...
  5. Tobacco Science & Technology, 2012, 11, p. 42-44, ISSN.1002-0861

    Relationships between stalk position of tobacco leaves and deliveries of 7 harmful compounds in mainstream cigarette smoke

    PENG Bin; ZHAO Le; SUN Xuehui; SHANG Pingping; LI Xiang; NIE Cong
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to investigate the relationships between stalk positions and the deliveries of 7 harmful compounds, including CO, HCN, NNK, NH 3, B[a]P, phenol and crotonaldehyde, in mainstream cigarette smoke, cigarettes of the same hardness made of each single ...
  6. Tobacco Science & Technology, 2012, 11, p. 64-68, ISSN.1002-0861

    Surface cell morphological characteristics of cured tobacco leaves from typical flue-cured tobacco growing areas in China

    GUO Weimin; ZHANG Yanling; CAI Xianjie; ZHANG Shixiang; WANG Jianwei; LIU Yang; YIN Qisheng*
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to investigate the surface cell morphological characteristics of flue-cured leaves and their differences between growing areas in China, the surface microscopic images of C3F cured leaves collected from different typical growing areas were ...
  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. 49-51, ISSN.1002-0861

    Determination of moisture content in tobacco with gas chromatography

    WU Jinming(1); PENG Bin(*2); LIU Kejian(2); ZHAO Xiaodong(2); LI Ping(2); ZHANG Xiaobing(2)
    (1) China Tobacco Guangdong Industrial Co., Ltd., Guangzhou 510145, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to accurately determine the moisture content in tobacco, a method with gas chromatography was developed. Four factors, including extraction means, extraction solvent, extraction time and solvent volume, were optimized. The results showed that: 1) ...
  9. Tobacco Science & Technology, 2012, 12, p. 52-55, ISSN.1002-0861

    Synthesis of 6-O-carboxymethyl-D-galactopyranose and its application in cigarette

    CHEN Zhifei(1); SUN Zhitao(1); LU Changtong(1); WANG Hongwei(*1); QU Zhan(2); MA Ji(2); HE Baojiang(2)
    (1) Technology Center, China Tobacco Henan Industrial Co., Ltd., Zhengzhou 450000, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    6- O-Carboxymethyl-D-galactopyranose (V) was synthesized from D-galactose (I) through hydroxyl protection, nucleophilic substitution, saponification and deprotection reactions. The structures of the products of each synthesized step were characterized ...
  10. 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 ...