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. 31, ST2, ISSN.0525-6240 The influence of molecular structure on olfactory quality (a quantitative approach) BOELENS H.; HARING H.G.; TAKKEN H.J. Naarden International N.V., Bussum, The Netherlands Some investigations on the influence of molecular structure on olfactory quality will be discussed. The influence of molecular structure on the olfactory quality of compounds with a fruity odor characteristic will be discussed in more detail. More...
Tob. Sci., 1960, 4-15, p. 69-77, ISSN.0082-4623 The design of low yield cigarettes SCHUR M.O.; RICKARDS J.C. Ecusta Paper Division, Olin Mathieson Chemical Corporation, Pisgah Forest, North Carolina USA Abstract not available. (Full article published with kind permission from "Tobacco International")...
Tob. Sci., 1958, 2-02, p. 9-13, ISSN.0082-4623 Biochemical conversions of some tobacco alkaloids FRANKENBERG W.G.; GOTTSCHO A.M.; VAITEKUNAS A.A. Olin Mathieson Chemical Corporation, 275 Winchester Avenue, New Haven, Connecticut, USA During air-curing of cigar tobacco leaves there is a loss of about 10 per cent of nicotine. The fate of this nicotine has not been determined. On the other hand, during aging and fermentation of Pennsylvania cigar filler tobacco, there is a marked...