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97 results

  1. TSRC, Tob. Sci. Res. Conf., 2022, 75, abstr. 125

    Pharmacokinetics of freebase nicotine and nicotine salts following subcutaneous administration in rats

    HOU Hongwei; FU Ya’ning; HAN Shulei; CHEN Huan; ZHANG Yuan; MIAO Ruijuan; REN Peipei; YU Pengpeng; SHI Zhihao; TIAN Yushan; WANG Hongjuan; LIU Tong; HU Qingyuan
    China National Tobacco Quality Supervision and Test Center, Zhengzhou, Henan, China
    Objectives: Nicotine lactate, nicotine tartrate, nicotine benzoate and freebase nicotine (FBN) are four forms of nicotine delivery systems presented or used in tobacco products, for example, e-liquids for electronic cigarettes. So, compare their...
  2. TSRC, Tob. Sci. Res. Conf., 2021, 74, abstr. 54

    Evaluation of gaseous phase nicotine in e-liquid nicotine salts in e-cigarette aerosols

    JONES T.(1,2); KINTNER S.(1,2); ARMWOOD S.(1,2); ILLIDGE B.(3); LU HUANGHAI(3); HARDMAN P.(3); PANI J.(2); RUAN CHUNHAI(1,2)
    (1) ITG Brands, Greensboro, NC, USA; (2) Imperial Brands-Lab Network, Hamburg, Germany; (3) Imperial Brands-Nerudia, Liverpool, UK
    Nicotine 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...
  3. 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

    ZHU J.; HEREDIA A.; TWEEDY J.; TAYYARAH R.
    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...