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...
CORESTA Congress, Paris, 2006, APOST 09 Growth, maturation and senescence of Oriental tobacco leaves as affected by ethephon and inhibitors of ethylene biosynthesis KARAIVAZOGLOU N.A.; PAPAKOSTA D.K.; SFACIOTAKIS E.M.; DIVANIDIS S. Aristotle University of Thessaloniki, and Tobacco Institute, Laboratory of Agronomy, Laboratory of Pomology, Drama, Greece Ethylene is a gaseous plant growth regulator that it has long been known to promote fruit ripening and senescence of plant tissues. In contrast, aminoethoxyvinylglycine (AVG) and aminooxyacetic acid (AOA) both inhibitors of ethylene biosynthesis are...
Bull. Spec. CORESTA Congress, Lisbon, 2000, p. 115, APOST14 Growth and heavy metal content of six varieties of Greek Oriental aromatic tobacco TSOTSOLIS N.; KOSMIDOU O.; MATSI T.; RAKITZI D.; VERGOS K. Tobacco Institute, Drama, Greece Tobacco in an accumulator of heavy metals and this ability tends to differentiate among tobacco types and varieties. The objective of this study was to evaluate the levels of heavy metal concentrations in six varieties of Greek Oriental Aromatic...
Bull. Spec. CORESTA Congress, Lisbon, 2000, p. 172, ST26 Comparison of cigarettes in the Greek market according to the extractable nicotine delivery as an index to smoke impact DIVANIDIS S. Tobacco Institute, Drama, Greece The "free" or "extractable" nicotine delivery is used as an index to the smoke impact of cigarettes. The term "free" nicotine is used in regard to that form of nicotine, which may be steam-distilled or extracted by organic solvents, without...