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2 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2011, Graz, ST 36

    Matrix effects on analysis of multi-pesticide residues in tobacco by LC-MS/MS and GC-MS

    HU Bin(1); YAN Hui-hui(2); MA Hai-ming(2); XIE Fu-wei(1); LIU Hui-min(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R.China; (2) Dept. of Chemistry, Zhengzhou University, Zhengzhou 450001, P.R. China
    A fast and easy multi-pesticide residue analyzing method for 73 and 19 pesticides in tobacco by LC-MS/MS and GC-MS respectively was introduced. The matrix effects and the deviations of detecting results were discussed as the main points of this thesis in ...
  2. Tobacco Science & Technology, 2011, 7, p. 43-47., ISSN.1002-0861

    Determination of fifteen pesticide residues in tobacco with LC-MS/MS

    YAN HUI-HUI(1); HU BIN(2); LIU HUI-MIN(2); MA HAI-MING(1); WANG LI-JIE (1); SHI JIE(1)
    1. Department of Chemistry, Zhengzhou University, Zhengzhou 450001, P.R. China; 2. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    A method for rapidly determining fifteen pesticides, such as pymetrozine and others, in tobacco with LC-MS/MS was developed. Samples were extracted by acetonitrile, cleaned up by dispersive solid-phase extraction and finally detected with LC-MS/MS. The ...