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2 results

  1. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 51

    Preliminary investigation on interaction mechanism between nicotine and pepsin

    HAN Jingmei(1); LIAO Xiaoxiang(1); YUAN Dalin(1); LEI Ping(1); ZHENG Xudong(1); FAN Ying(1); SHANG Shanzhai(1); LI Zhiqiang(1); TANG Jianguo(1); LI Hui(2); CHEN Yongkuan(1)
    (1) Non-traditional Tobacco Products Institute, Technology Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (2) Sichuan University, School of Chemical Engineering, Chengdu, P.R. China
    In order to investigate the absorption characteristics of the human stomach to nicotine (NIC) originating from tobacco products for oral use, different concentration levels of nicotine in a citric acid and sodium citrate buffer solution (pH = 2.0)...
  2. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 44

    Investigation of pyrolysis behaviour of lutein in air by thermo gravimetry-single drop micro extraction-gas chromatography-mass spectrometry

    YANG Ji; YANG Liu; WU Yiqin; MIAO Mingming; ZHE Wei; CHEN Yongkuan
    China Tobacco Yunnan Industrial Co., Ltd of CNTC, R&D Center, Kunming, P.R. China
    To investigate the pyrolysis behaviour of lutein in air, an automatic single drop micro extraction (SDME) device for trapping the released fractions was designed and coupled with thermo gravimetry-gas chromatography-mass spectrometry. According to...