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., 2014, 68, abstr. 35 Comparison of the in vitro toxicity profiles of e-cigarettes, tobacco-burning cigarettes, smokeless tobacco, and nicotine replacement therapy products: e-liquids, extracts, and aerosols LEVERETTE R.D.; MISRA M.; COOPER B.T.; BENNETT M.B. Lorillard Tobacco Company, A.W. Spears Research Center, Greensboro, North Carolina, USA The popularity and use of electronic cigarettes (e-cigarettes) continues to increase worldwide, in parallel with an accumulating body of scientific information on their potential toxicity and safety. In order to determine and compare the toxicity of...
TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 55 Evaluation of the potential for second-hand exposure to e-cigarette aerosol in an office environment ROBINSON E.A.; LEVERETTE R.D.; MISRA M. Lorillard Tobacco Company, Greensboro, North Carolina, USA While several published studies have described the potential for second-hand exposure to e-cigarette aerosol, their designs have not been ideal for fully characterizing the impact of e-cigarette use on indoor environments. This study was designed to...
TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 72 Comparison of select analytes in aerosol from e-cigarettes with smoke from a conventional cigarette and with ambient air TAYYARAH R.; STEVENS R.D.; SMITH T.M. Lorillard Tobacco Company, Greensboro, North Carolina, USA Popular commercial electronic and conventional cigarettes were evaluated using smoking machines and standard puffing regimes to compare nicotine delivery and relative yields of chemical constituents for which cigarette smoke is routinely tested. ISO...
TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 73 Comparison of select analytes in exhaled aerosol from e-cigarettes with exhaled smoke from a traditional cigarette and exhaled breaths LONG G.A.; SMITH T.M.; STEVENS R.D. Lorillard Tobacco Company, Greensboro, North Carolina, USA Exhaled aerosols were collected following the use of two leading US commercial electronic cigarettes and a conventional cigarette by human subjects and analyzed for phenolics, carbonyls, water, glycerin and nicotine using a vacuum-assisted filter pad...
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,...