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28 results

  1. CORESTA Meeting, Smoke Science/Product Technology, Jeju, 2007, SSPT 08

    Determination of carbamates and imidacloprid residues in tobacco by LC-MS-MS

    LIU Huimin; XIE Fuwei; WANG Sheng; GONG Wei
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    A method for the simultaneous determination of 11 carbamates and imidacloprid residues in tobacco by liquid chromatography-mass/mass spectrometry was developed. The pesticides were extracted from ground tobacco by a mixture solvent of acetone/water (80/20 ...
  2. CORESTA Meeting, Smoke Science/Product Technology, Jeju, 2007, SSPT 24

    Study on puff-by-puff deliveries of the volatile and semi-volatile organic acids in TPM of mainstream cigarette smoke

    ZHAO Xiaodong; XIE Fuwei; LU Ximei; LIU Huimin
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    A method for the simultaneous determination of volatile and semi-volatile fatty acids in TPM of mainstream cigarette smoke was developed. The organic acids in TPM of mainstream cigarette smoke were extracted with dichloromethane in an ultrasonic bath, ...
  3. CORESTA Meeting, Smoke Science/Product Technology, Jeju, 2007, SSPT 26

    Determination of major semi-volatile compounds in mainstream cigarette smoke

    XIE Fuwei; ZHAO Ge; ZHAO Le; WANG Sheng; XIA Qiaoling
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    A new method has been developed for the quantitative analysis of major semi-volatile compounds in both particulate phase and vapour phase of mainstream cigarette smoke. The vapour phase was collected with a XAD-4 cartridge instead of cold solvent trap, ...
  4. CORESTA Meeting, Smoke Science/Product Technology, Jeju, 2007, SSPTPOST 12

    ISO 17025 accreditation for in vitro toxicology tests on cigarette smoke products

    COOKE L.; COWIN R.; LANGFORD R.; DELVES S.; GARCIA-CANTON C.; JONES S.; BLACK S.
    Advanced Technologies Ltd., Cambridge, UK
    One of the British American Tobacco Group of companies, Advanced Technologies (Cambridge) Ltd (ATC), performs 'duty of care' in vitro toxicology testing on tobacco products, to examine the potential harmful effects of cigarette smoke on DNA. ...
  5. Tobacco Science & Technology, 2004, 1, p. 3-7, ISSN.1002-0861

    Comparison of quality and flavor components between foreign and domestic Oriental tobacco

    ZHANG YONG-HONG; WU MING; HU JIAN-JUN
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    In order to better understand the differences between foreign and domestic Oriental tobaccos, the appearance, smoking quality, common chemical composition, and acidic and neutral flavor components of Turkish tobacco AG and domestic Oriental tobaccos grown ...