Search Results

5 results

  1. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 086

    Determination of tobacco alkaloids in consumer products by UPLC-MS/MS using a modified quechers method

    SHIFFLETT J.R.; WITTENBERG J.B.; BEZABEH D.Z.
    Alcohol and Tobacco Tax and Trade Bureau, Beltsville, MD, USA
    The U.S. Alcohol and Tobacco Tax and Trade Bureau (TTB) is responsible for collecting Federal excise taxes on tobacco products. Tobacco products in the U.S. may fall into several taxable categories including cigars, cigarettes, snuff, chewing...
  2. TSRC, Tob. Sci. Res. Conf., 2017, 71, abstr. 061

    Simultaneous determination of tobacco alkaloids, tobacco specific nitrosamines, and solanesol in consumer products using UPLC-ESI-MS/MS

    SHIFFLETT J.R.; WATSON L.; McNALLY D.J.; BEZABEH D.Z.
    U.S. Treasury Department, Alcohol and Tobacco Tax and Trade Bureau, Beltsville, MD, USA
    The U.S. Alcohol and Tobacco Tax and Trade Bureau (TTB) is responsible for collecting Federal excise taxes on tobacco products. Tobacco products in the U.S. may fall into several taxable categories including cigars, cigarettes, snuff, chewing...
  3. TSRC, Tob. Sci. Res. Conf., 2012, 66, abstr. 04

    Past, present and future approaches for reducing cadmium content in tobacco leaves

    MANOHAR M.(1,2); SHIGAKI T.(3); SHIGAKI L.(3);HIRSCHI K.D.(1,2)
    (1) United States Department of Agriculture/Agricultural Research Service Children’s Nutrition Research Center, Baylor College of Medicine, Houston, TX, USA; (2) Vegetable and Fruit Improvement Center, Texas A&M University, College Station, TX, USA; (3) Papua New Guinea National Agricultural Research Institute, Papua, New Guinea
    Contamination of soils by heavy metals such as cadmium is of great concern for global agricultural practices and human health. To overcome the toxic effects of heavy metals, plants have evolved various mechanisms such as reduced intake of toxic...
  4. TSRC, Tob. Sci. Res. Conf., 2010, 64, abstr. 21

    Comparison of SFA, IC-PAD, and LC-MS/MS for quantitative characterization of carbohydrates in tobacco products

    SHIFFLETT J.; BEZABEH D.Z.
    Alcohol and Tobacco Tax and Trade Bureau, Scientific Services Division, Beltsville, MD, USA
    The U.S. Alcohol and Tobacco Tax and Trade Bureau (TTB) is responsible for determining proper tax classification of tobacco products. Tobacco products in the U.S. may fall into several taxable categories including cigars, cigarettes, snuff, chewing...