TSRC, Tob. Sci. Res. Conf., 2022, 75, abstr. 00 (Symposium) Changes in the tobacco industry: 75 years of TSRC WILLIAMSON F. Global Laboratory Services, Wilson, NC, USA Abstract not available....
TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 058 USP elemental impurities: limit test for metals in nicotine by ICP-MS LOTFI H.; ARROYO M. Global Laboratory Services, Wilson, NC, USA Nicotine included in e-cigarette formulations usually originates as a 90%+ solution, which is purified further prior to use. While the FDA oversees the tobacco industry, there is currently little regulation regarding the quality of raw materials or...
TSRC, Tob. Sci. Res. Conf., 2018, 72, abstr. 109 An improved method for the determination of sodium propionate in tobacco products WILLIAMSON F.; BAILEY J. Global Laboratory Services, Wilson, NC, USA Sodium propionate is a preservative with fungicidal properties that is often added to tobacco, primarily smokeless tobacco products, to prolong shelf life. Several regulatory agencies, including Health Canada and ANVISA, require the testing of sodium...
CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, AP 32 CPA residue levels in consecutive C48 cases of Oriental tobacco WESTBERG H.; SPENCER A. Global Laboratory Services, Wilson, NC, U.S.A. Crop protection agents (CPA) can be applied to tobacco at various stages of the production cycle and if CPA residues are present in the product, they can be topic of concern. After tobacco is processed it is normally packed into cases or bales for...
TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 48 Method development and validation of selected metals in e-liquid samples BROWN J. Global Laboratory Services, Inc., Wilson, NC USA Over the past several years, the use of electronic cigarettes and devices has increased. Analysis of Harmful and Potentially Harmful Constituents is at a forefront in both the conventional and electronic cigarette industries. The analysis of various...
TSRC, Tob. Sci. Res. Conf., 2013, 67, abstr. 08 Comparison of auto analyzer methods: discrete vs continuous flow. THURSTON D. Global Laboratory Services, Inc., Wilson, NC, USA Chloride, Sugar, Alkaloids, and Nitrate results were compared using a discrete analyzer and a continuous flow auto analyzer. The new generation discrete analyzers are more automated than the continuous flow auto analyzers. In our initial assessment,...
TSRC, Tob. Sci. Res. Conf., 2009, 63, abstr. 10 TSNA method comparison using UHPLC-MS/MS MATHIS J.A.; PO YING YEUNG Global Laboratory Services, Wilson, NC, USA. Method development and optimization was performed for the quantification of tobacco specific nitrosoamines (TSNAs) in tobacco leaf. The objective was to shorten run time and compare the new method to the previous method. The evaluation of method...
Bull. Spec. CORESTA Symposium, Winston-Salem, 1982, p. 57, A15, ISSN.0525-6240 Flue-cured tobacco in Yugoslavia POPOVIC R. Tobacco Institute, Beograd, Yugoslavia Flue-cured tobacco production has become important in Yugoslavia, and there are many possibilities for extending its production. Row grown flue-cured tobaccos produced on black- and yellow-colored sandy soil is light, abundant, shows poor waterproof...
Bull. Spec. CORESTA Congress, Manila, 1980, p. 71, A24, ISSN.0525-6240 Properties of the burley tobacco after air curing from the region of Zrenjanin RADOVAN P. Tobacco Institute, Beograd, Yugoslavia The production in the Vojvodina growing area shows vast possibilities of expansion. However, the usable value of Burley tobacco is not adequate for the manufacturing of higher quality cigarettes. Therefore experiments of tobacco production on...
Bull. Spec. CORESTA Congress, Manila, 1980, p. 101, AP07, ISSN.0525-6240 Study of the inheritance of the nicotine content DRAZIC S. Tobacco Institute, Beograd, Yugoslavia To obtain a genotype with low nicotine content is of importance for tobacco breeding. So the aim of this experiment was to study the mode of inheritance of this alkaloid. Parent genotypes were five varieties with higher and five varieties with lower...