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  1. 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...
  2. Tobacco Science & Technology, 2011, 10, p. 49-53., ISSN.1002-0861

    Nanometer silicon dioxide

    FENG SHOU-AI(1,2); HUANG TAI-SONG(1); ZOU KE-XING(1); CHEN ZHI-YAN(1); HUANG TIAN-HUI(1); ZHU YONG-FA(2)
    1. Technology Center, China Tobacco Guangxi Industrial Co., Ltd., Nanning 530001, P.R. China; 2. Department of Chemistry, Tsinghua University, Beijing 100084, P.R. China
    In order to investigate the effect of surface properties of nanometer materials on their performance of selectively reducing major harmful components in cigarette smoke, hydrophilic nanometer SiO2 was modified by trimethylsilyl chloride silane, and...
  3. Tobacco Science & Technology, 2011, 10, p. 5-11., ISSN.1002-0861

    Characterizing flavoring uniformity in tobacco primary processing based on change of marker content

    LIAO HUI-YUN; ZHANG YING; XIONG XIAO-MIN; ZHUANG YA-DONG; WAN MIN; HAO XI-LIANG
    Technology Center, China Tobacco Jiangsu Industrial Co., Ltd., Nanjing 210019, P.R. China
    For characterizing the flavoring uniformity in tobacco primary processing, a marker was screened by comparing the determined results of aromatic components in tobacco flavor samples with the volatile and semi-volatile aromatic components in cut...
  4. Tobacco Science & Technology, 2011, 10, p. 58-60., ISSN.1002-0861

    Differential analysis of hydrogen cyanide delivery in mainstream smoke of different domestic[Chinese] and imported cigarettes

    XU YONG; ZHANG XIA; LIU WEI; CHEN YONG-KUAN; JIN YONG-CAN; YANG SHUAI; MA YAN; CAO HONG-YUN; RUI XIAO-DONG; MIAO MING-MING
    Key Laboratory of Tobacco Chemistry, Yunnan Academy of Tobacco Science, Kunming 650106, P.R. China
    The hydrogen cyanide (HCN) content in mainstream smoke of 157 domestic and imported cigarette samples were determined with continuous flow method, and the results were statistically analyzed. The results showed that: 1) the HCN delivery of domestic...
  5. Tobacco Science & Technology, 2011, 10, p. 61-64., ISSN.1002-0861

    Effect of algal polysaccharides on combustion temperature field of cigarette

    HU JUN; LIU SHAN; HU YOU-CHI; ZHAO MING-YUE; LI BIN
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to study the effect of polysaccharides on the combustion of cigarettes, the temperature field of cigarette containing algal polysaccharides was investigated by a thermocouple-based device. The results showed that: the area of low temperature...
  6. Tobacco Science & Technology, 2011, 10, p. 65-69., ISSN.1002-0861

    Development and preliminary application of one-step RT-PCR kit for detection of tobacco CMV

    ZHANG JUN-QI(1); LIU XIANG-BING(2); LUO ZHAO-PENG(1); YANG JUN(1); SONG JI-ZHEN(1); YIN QI-SHENG(1); SONG HAO(2)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. China Tobacco Hunan Industrial Co., Ltd., Changsha 410007, P.R. China
    To detect tobacco CMV quickly and accurately, a pair of specific primers was designed according to the relatively conservative region in the CMV genomic sequence, and enzymes and buffers needed for reverse transcription and PCR were integrated. By...
  7. Tobacco Science & Technology, 2011, 10, p. 70-74., ISSN.1002-0861

    Irradiation effects of electron beam on Ephestia elutella Hübner of different development stages

    CHEN YUN-TANG(1); GUO DONG-QUAN(1); Lü XIAO-HUA(1); WANG JUAN-JUAN(1); LI XU-ZHAO(1); ZHANG JIAN-WEI(1); YANG BAO-AN(1); ZHANG ZHI-JIAN(2); TIAN ZHAN-JUN(2); ZHANG XIAO-YAN(3)
    1. Isotope Institute Co., Ltd., Henan Academy of Sciences / Key Laboratory of Nuclear Agriculture of Zhengzhou / Research Center of Irradiation Processing and Engineering of Henan, Zhengzhou 450015, P.R. China; 2. Tianchang International Tobacco Co., Ltd., Xuchang 461000, Henan, P.R. China; 3. Shengzhou Branch of Shaoxing Tobacco Company, Shengzhou 312400, Zhejiang, P.R. China
    In order to control the damage by Ephestia elutella Hübner (E. elutella) to tobacco leaves and cigarettes, the effects of electron beam irradiation on the egg, larva, pupa and adult of E. elutella were investigated. The results showed that the life...
  8. Tobacco Science & Technology, 2011, 10, p. 75-77., ISSN.1002-0861

    Differential host screen for physiologic races of Pseudomonas syringae pv. tabaci in Heilongjiang

    SUN JIAN-PING; SUN HONG-WEI; YU YAN-FANG
    Tobacco Research Institute of Mudanjiang, Mudanjiang 157011, Heilongjiang, P.R. China
    In order to clarify the differentiation of physiologic races of Pseudomonas syringae pv. tabaci in Heilongjiang, 28 tobacco cv. were pin-prick inoculated with the 15 isolates of Pseudomonas syringae pv. tabaci collected from main tobacco growing...
  9. Tobacco Science & Technology, 2011, 10, p. 78-80., ISSN.1002-0861

    Biological control effects of Fusarium sp. against orobanche in tobacco field

    WU YUAN-HUA(1); NING FAN-HUA(1); LIU XIAO-LIN(1); ZHANG RUI(2); LAN YAN-FENG(2)
    1. Shenyang Agricultural University, Shenyang 110866, P.R. China; 2. Chaoyang Branch of Liaoning Province Tobacco Corporation, Chaoyang 122000, Liaoning, P.R. China
    In order to reduce the damage by orobanche in tobacco field, a novel Fusarium sp. separated and bred in lab was tested to study its biological control effects against orobanche in tobacco field. The results showed that the treatment involving tobacco...
  10. Tobacco Science & Technology, 2011, 11, p. 30-31., ISSN.1002-0861

    Rapid determination of potassium, sodium and calcium in cigarette paper with ultrasonic extraction-continuous flow method

    WANG HONG-BO; GUO JUN-WEI; PENG BIN; XIE FU-WEI; ZHANG XIAO-BING
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to monitor cigarette paper quality, the contents of potassium (K), sodium (Na) and calcium (Ca) in cigarette paper were rapidly determined by ultrasonic extraction-continuous flow method. The recoveries of K, Na and Ca were 99.2%, 98.6% and...