50th TWC, Tob. Work. Conf., 2022, abstr. 01
Tobacco in society
ITG Brands, USA
Reference only. Abstract submission was on a voluntary basis....
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TSRC, Tob. Sci. Res. Conf., 2022, 75, abstr. 77
Analysis of aromatic aldehydes in e-vapor products by GC-MS/MS
ITG Brands, Greensboro, NC, USAAromatic aldehydes (furfural, benzaldehyde, cinnamaldehyde, ethyl vanillin, and vanillin) are of interest for e-vapor products testing based on recent guidance from FDA‐CTP. There are limited reports of direct application methods that include each of... -
TSRC, Tob. Sci. Res. Conf., 2022, 75, abstr. 78
Analysis of glycidol in e-vapor products by GC-MS
ITG Brands, Greensboro, NC, USAGlycidol is of interest for e-vapor products testing based on guidance from FDA-CTP. Some recently reported methods involve direct-inject sample preparation followed by GC-MS analysis with limited sensitivity and selectivity. Other methods offer good... -
TSRC, Tob. Sci. Res. Conf., 2022, 75, abstr. 79
Analysis of selected organic acids in e-liquids by ion chromatography
ITG Brands, Greensboro, NC, USAAt the 2021 CORESTA Smoke-Techno Conference, we presented a novel method for the quantitation of four organic acids (formic acid, acetic acid, propionic acid and lactic acid) by ion chromatography in e-vapor products. Herein, and following from that... -
CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 22
Analysis of organic acids in e-vapor products by ion chromatography
ITG Brands, LLC, Greensboro, NC, U.S.A.Organic acids (formic acid, acetic acid, propionic acid and lactic acid) are of interest for e-vapor products testing, especially propionic acid which is included in guidance from US Food and Drug Administration Center for Tobacco Products (FDA-CTP).... -
CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 23
A quicker method for the analysis of ammonia in cigarette smoke by ion chromatography
ITG Brands, LLC, Greensboro, NC, U.S.A.In 2019 at the TSRC, we presented a quicker and robust method using a Dionex CS18 column for the analysis of ammonia in e-cigarette aerosols and e-liquids by ion chromatography. The method has a short run time of 13 minutes (including equilibrating... -
TSRC, Tob. Sci. Res. Conf., 2021, 74, abstr. 09
Analysis of organic acetates in e-vapor products by GC-MS/MS
ITG Brands, LLC, Greensboro, NC, USAOrganic acetates (methyl acetate, ethyl acetate, isobutyl acetate, isoamyl acetate and benzyl acetate) are flavorants and are of interest for E-vapor products testing based on recent guidance from FDA-CTP. A review of the literature shows few, if... -
TSRC, Tob. Sci. Res. Conf., 2021, 74, abstr. 54
Evaluation of gaseous phase nicotine in e-liquid nicotine salts in e-cigarette aerosols
(1) ITG Brands, Greensboro, NC, USA; (2) Imperial Brands-Lab Network, Hamburg, Germany; (3) Imperial Brands-Nerudia, Liverpool, UKNicotine is a key component in many e-cigarette formulations and during the vaping process, nicotine exists in both the gaseous phase and aerosol phase. There are two type of vaping techniques- mouth-to lung (MTL) and direct-to-lung (DTL). The... -
CORESTA Congress, Online, 2020, Smoke Science/Product Technology Groups, ST 03
Method development for the analysis of mono-carbonyl compounds in e-vapor products by LC-MS
ITG Brands and Fontem USA, Greensboro, NC, U.S.A.At the 73rd Tobacco Science Research Conference (TSRC), we presented a novel method for quantitation by LC-MS of mono-carbonyl compounds in e-vapor product aerosol samples. The method is simple and robust with good recoveries. We have since extended... -
CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 45
Meta-analysis of two biomarkers of exposure of tobacco products
(1) ITG Brands LLC, Greensboro, NC, U.S.A.; (2) PMI R&D, Philip Morris Products S.A., Neuchâtel, Switzerland; (3) RAI Services Company, Winston-Salem, NC, U.S.A.; (4) Altria Client Services LLC, Richmond, VA, U.S.A.; (5) SEITA - Imperial Brands, Paris, FranceIn the context of tobacco products, broadly two types of biomarkers exist, biomarkers of exposure (BoE) and biomarkers of potential harm (BoPH). BoE measure exposure to tobacco constituents, e.g. carbon monoxide (CO) and nicotine equivalents (NEQs)....