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  1. Tobacco Science & Technology, 2011, 11, p. 36-39., ISSN.1002-0861

    Determination of lead in cigarette paper with microwave digestion-graphite furnace atomic absorption spectrometry

    ZHANG YOU-MAO(1); ZHAN LEI(2); FANG XI-LING(1); QIU XUE-QING(2); OUYANG XIN-PING(2)
    1. Technology Center, China Tobacco Guangdong Industrial Co., Ltd., Guangzhou 510145, P.R. China; 2. School of Chemistry & Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
    A method for determining the lead content in cigarette paper with microwave digestion-graphite furnace atomic absorption spectrometry was developed. Some process variables, including quantities of sample, the composition of digestion agent, ashing...
  2. Tobacco Science & Technology, 2011, 11, p. 40-43., ISSN.1002-0861

    Effects of expanded cut stem, expanded cut tobacco and reconstituted tobacco inclusion on deliveries of harmful components in mainstream cigarette smoke

    PENG BIN(1); LI XU-HUA(2); ZHAO LE(1); NIE CONG(1); XIE FU-WEI(1); ZHANG GAO-FENG(3); ZHU YU(3); XU HENG(3); HE SHU-JIE(3); MENG ZHAO-YU(4); XIANG NENG-JUN(4)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. China Tobacco Guangdong Industrial Co., Ltd., Guangzhou 510145, P.R. China; 3. China Tobacco Chuanyu Industrial Co., Ltd., Chengdu 610066, P.R. China; 4. Hongta Tobacco (Group) Co., Ltd., Yuxi 653100, P.R. China
    In order to investigate the effects of expanded cut stem, expanded cut tobacco or reconstituted tobacco inclusion on the deliveries of harmful components in mainstream cigarette smoke, 15 cigarette samples containing different proportions of expanded...
  3. Tobacco Science & Technology, 2011, 11, p. 44-49., ISSN.1002-0861

    Maillard reaction of raisin extract reacting with proline

    ZHAO GUO-LING; YANG HUA-WU; ZHONG KE-JUN; LU HONG-BING
    Technology Center of China Tobacco Hunan Industrial Co., Ltd., Changsha 410007, P.R. China
    The effects of reaction conditions on the aromatic components in Maillard reaction products (MRP) of raisin extract reacting with proline were investigated. The results showed that the better reaction conditions were the mass ratio (raisin extract to...
  4. Tobacco Science & Technology, 2011, 11, p. 61-65., ISSN.1002-0861

    Effects of nano-carbon application rates on growth, development and potassium accumulation of flue-cured tobacco

    LIANG TAI-BO; CAI XIAN-JIE; GUO WEI-MIN; YIN QI-SHENG; ZHANG YAN-LING; XIE JIAN-PING; WANG JIAN-WEI
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to investigate the effects of nano-carbon application on the growth, dry matter accumulation and potassium absorption of flue-cured tobacco, a pot culture experiment was carried out. The results showed that the addition of nano-carbon in...
  5. Tobacco Science & Technology, 2011, 11, p. 71-75., ISSN.1002-0861

    Extraction of genome DNA and optimization of RAPD reaction system of Rhizoctonia solani

    FU YING; WU YUAN-HUA; MU LING-XIAO; ZHAO XIU-XIANG
    College of Plant Protection, Shenyang Agricultural University, Shenyang 110866, P.R. China
    The genome DNAs of 16 strains of Rhizoctonia solani isolated from tobacco target spot were extracted by the improved CTAB method. The OD260/OD280 values of the obtained DNAs ranged from 1.76 to 1.89, the electrophoretic bands were clear and free of...
  6. Tobacco Science & Technology, 2011, 11, p. 76-78., ISSN.1002-0861

    Orientation of Aphidius gifuensis ashemed to tobacco and prey combination affected by insecticides

    SONG XU-MING(1); ZHANG YUE(2); QU AI-JUN(2)
    1. Anqiu Branch of Shandong Weifang Tobacco Co. Ltd., Aniqiu 262100, Shandong, P.R. China; 2. Plant Protection College, Shandong Agricultural University, Taian 271000, Shandong, P.R. China
    The orientation of Aphidius gifuensis Ashemed to tobacco and prey combinations affected by insecticides was investigated with Y-tube olfactometer. The results showed that normal tobacco leaves did not produce plant volatiles attractive to A....
  7. Tobacco Science & Technology, 2011, 12, p. 26-33., ISSN.1002-0861

    Calculation of ionization energy of cigarette smoke component and its applications in qualitative analysis

    WANG CHENG-HUI(1); HU YONG-HUA(1); WANG JIAN(2); XU YING-BO(1); PAN YANG(2)
    1. Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; 2. National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230029, P.R. China
    : In order to systemically evaluate the reliability of the method of predicting ionization energy with density functional method in quantum chemistry [B3LYP/6-311++G(d,p)] and composite ab initio (G3B3), 70 chemical portions of known ionization...
  8. Tobacco Science & Technology, 2011, 12, p. 43-46., ISSN.1002-0861

    Application of optimization algorithm for discrete particle swarm and principal component projection analysis in chromatographic fingerprint analysis of cigarette smoke

    WEN JIAN-HUI(1); ZHONG KE-JUN(1); DU WEN(1); YIN DONG-HONG(1); LIU HUI-MIN(2)
    1. Technology Center of China Tobacco Hunan Industrial Co., Ltd., Changsha 410007, P.R. China; 2. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to create distinguishable chromatogram models for mainstream cigarette smoke samples of similar style, the GC-TOFMS chromatographic sections of 38 smoke samples of two sets of the same brand cigarettes were processed with optimization...
  9. 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...
  10. Tobacco Science & Technology, 2011, 12, p. 5-8., ISSN.1002-0861

    Factors affecting design of low ignition propensity cigarette

    JING YI(1); XING JUN(1); ZHOU CHUN-PING(2); LIU FENG(1); CHEN ZAI-GEN(1); ZHOU MING-ZHU(1); LI XIAO-HUI(1); WANG JIN-PING(1); DONG HAO(1); ZHOU DE-CHENG(1)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Technology Center, Shanghai Tobacco Group Co., Ltd., Shanghai 200082, P.R. China
    In order to study the factors affecting the design of low ignition propensity (LIP) cigarette, cigarette samples were made of the same tobacco compositions and wrapped with ordinary cigarette paper or banded cigarette paper, the band diffusivity,...