Search Results

58 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 56

    Photoionization time-of-flight mass spectrometry as a tool for the identification of selected isomers in the gas phase of mainstream cigarette smoke

    HU Yonghua(1); WANG Jian(1); TIAN Zhenfeng(1); CHEN Kaibo(1); XU Yingbo(1); PAN Yang(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei, Anhui, P.R. China; (2) National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, Anhui, P.R. China
    To identify selected isomers in the gas phase of mainstream cigarette smoke, an on-line measurement system with a photoionization unit was built. With this instrument, photoionization efficiency (PIE) curves for constituents in the gas phase of...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 53

    Non-targeted screening of extractables and leachables in e-cigarettes using a Single Platform UPLC-APGC-QTOF-MS

    MERUVA N.(1); CABOVSKA B.(1); SHAH D.(1); ORGANTINI K.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Characterization of extractables and leachables is essential for ensuring the safety, quality and efficacy of inhalation tobacco products such as e-cigarettes. The initial step for characterizing extractables from e-cigarettes involves targeted...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 54

    Ion mobility mass spectrometry: a new tool for characterization of complex tobacco products

    MULLIN L.(1); MERUVA N.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Comprehensive chemical profiling and identification of compounds in tobacco and tobacco smoke matrices is a challenging task due to the sample complexity and the wide array of analyses required. LC-MS and GC-MS based methods are typically applied as...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 55

    Rapid authentication of tobacco flavors using DART-MS

    ORGANTINI K.(1); MERUVA N.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Characterization of flavors in tobacco products is critical for consumer’s perception of aroma, taste, quality and branding. Maintaining consistent flavor in tobacco products requires quality control testing of raw materials and finished products to...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 56

    Benefits of mass detection for routine LC analysis of tobacco products

    MERUVA N.(1); YANG J.(1); McCALL E.(2); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    There are several tobacco industry methods that rely on HPLC separation and optical detection (UV, Fluorescence and ELSD) for identification of target compounds such as carbonyls, nicotine, related alkaloids, sugars and artificial sweeteners. In this...
  6. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, APPOST 06

    Materials, energy and value flows analysis of different tobacco planting patterns in Southern Anhui area

    ZHANG Jiguang(1); ZHANG Zhongfeng(1); YAO Zhongda(2); ZHANG Fujian(2); GUO Dongfeng(2); JI Xuejun(3); ZHU Qifa(3); XUE Lin(3); SHEN Guoming(1)
    (1) Tobacco Research Institute of Chinese Academy of Agricultural Sciences, Key Laboratory of Tobacco Biology and Processing, Ministry of Agriculture, Qingdao, P.R. China; (2) China Tobacco Anhui Industrial Co. Ltd., Hefei, P.R. China; (3) Anhui Wannan Tobacco Leaf Co. Ltd, Xuancheng, P.R. China
    The reasonable choice of tobacco planting pattern is very important to improve the efficiency of tobacco field ecosystems and to promote the sustainable development of modern tobacco agriculture. In this study, the materials, energy and value flow...
  7. Tobacco Science & Technology, 2012, 1, p. 34-42., ISSN.1002-0861

    Analysis of important aroma components in tobacco by GC-MS with selective ion mode

    HUANG Lan(1); XU Yingbo(1); TIAN Zhenfeng(1); LI Lu(1); ZHU Dongliang(1); ZHU Xiaolan(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; (2) Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230052, P.R. China
    The cut tobacco in cigarette samples was prepared with optimized simultaneous distillation and extraction by using phenylethyl acetate as an internal standard (IS). The aroma components in the samples were analyzed by GC/MS with selective ion mode....
  8. Tobacco Science & Technology, 2012, 11, p. 38-41, 50, ISSN.1002-0861

    Combustion characteristics of flue-cured tobacco and its kinetic analysis

    XIA Ming(1); LI Jinguang(1); QIAO Guobao(1); JIANG Jianjun(1); HU Yonghua(2)
    (1) Chuzhou Cigarette Factory, China Tobacco Anhui Industrial Co., Ltd., Chuzhou 239000, Anhui, P.R. China; (2) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China
    In order to investigate the effects of combustion conditions on the thermal behavior of flue-cured tobacco, the thermal decomposition and combustion characteristics of flue-cured tobacco at different oxygen concentrations and heating rates were...
  9. Tobacco Science & Technology, 2012, 3, p. 48-51., ISSN.1002-0861

    Factors influencing determination of total volatile components in tobacco flavors

    LIU Shan(1); HU Jun(1); LIU Yang(1); HUANG Yan(2); ZHU Qinglin(3); QU Rongfen(4); LIU Yi(5); YANG Tingshu(6); XIE Jianping(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Huafang Tobacco Flavor Co., Ltd., Guangzhou 510530, P.R. China; (3) China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; (4) Hongta Tobacco (Group) Co., Ltd., Yuxi 653100, Yunnan, P.R. China; (5) Huabao Food Flavor and Fragrance (Shanghai) Co., Ltd., Shanghai 201821, P.R. China; (6) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming 650106, P.R. China
    In order to investigate the factors influencing the determination of total volatile components in tobacco flavor, 6 tobacco flavor samples including top flavors and casings were measured in 4 laboratories. The factors involved were specifications of...
  10. Tobacco Science & Technology, 2012, 4, p. 44-47, ISSN.1002-0861

    Determination of arsenic and lead in polypropylene tow binder by direct injection GF-AAS

    GE Shaolin(1); ZHU Dongliang(1); HU Lizhong(1); NIU Jiajia(2); HAN Yunhui(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    A direct injection-graphite furnace atomic absorption spectrometry (GF-AAS) method for determining arsenic (As) and lead (Pb) in polypropylene tow binder was developed. The results showed that, twentyfold dilution and additional drying process at 120...