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2 results

  1. Tobacco Science & Technology, 2012, 8, p. 60-65, ISSN.1002-0861

    Correlation, stepwise regression and path analysis of twenty-five chemical components in cured tobacco leaves with tar

    ZHANG Tao; DUAN Yuanxing; CHEN Jinxiong; ZHANG Xia; XU Yong; YANG Shuai; MA Yan; WANG Lan; SUN Guifen; HU Shouyi
    Key Laboratory of Tobacco Chemistry, Yunnan Academy of Tobacco Science, Kunming 650106, P.R. China
    The tar yield and the contents of 25 chemical components in 182 samples of cured tobacco leaves were determined, the multiple stepwise regression equation of tar yield versus the contents of those chemical components was developed, the correlations ...
  2. CORESTA Congress, Kyoto, 2004, SSPT 03

    Study on the determination of polyphenols in tobacco by microcolumn high performance liquid chromatography and mass spectrometry after solid phase extraction

    WANG Lan; XU Ruofei; CHEN Zhangyu; LI Zhong
    Yunnan Academy of Tobacco Science, Key Laboratory of Chemistry & Engineering, Kunming, Yunnan, China.
    A microcolumn high performance liquid chromatography (HPLC) and mass spectrometry method for the determination of polyphenols in tobacco is studied. The polyphenols can be extracted from tobacco by refluxing in a boiling water bath with 80% methanol and ...