Search Results

66 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 56

    Photoionization time-of-flight mass spectrometry as a tool for the identification of selected isomers in the gas phase of mainstream cigarette smoke

    HU Yonghua(1); WANG Jian(1); TIAN Zhenfeng(1); CHEN Kaibo(1); XU Yingbo(1); PAN Yang(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei, Anhui, P.R. China; (2) National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, Anhui, P.R. China
    To identify selected isomers in the gas phase of mainstream cigarette smoke, an on-line measurement system with a photoionization unit was built. With this instrument, photoionization efficiency (PIE) curves for constituents in the gas phase of mainstream ...
  2. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 59

    An inter-laboratory comparison study focused on the determination of total NNAL in human urine

    NEWLAND K.(1); SCHERER M.(2); HECHT S.S.(3); TROUDE V.(4); PRASAD G.L.(5)
    (1) Celerion Inc., Lincoln, NE, U.S.A.; (2) ABF GmbH, Planegg, Germany; (3) University of Minnesota Cancer Center, Minneapolis, MN, U.S.A.; (4) Reemtsma Cigarettenfabriken GmbH, Imperial Brands plc, Hamburg, Germany; (5) RAI Services Company, Winston-Salem, NC, U.S.A.
    In an ongoing effort to fulfil the second objective of the CORESTA Biomarker Sub-Group, periodic inter-laboratory comparison studies have been performed to evaluate the consistency of the quantitation for various harmful or potentially harmful exposure ...
  3. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 52

    Biological test procedure for fresh generated cigarette smoke and e-cigarette aerosols under air-liquid interface (ALI) exposure in 24 and 96 multi-well plates

    WIECZOREK R.(1); TRELLES STICKEN E.(1); WALELE T.(2); CZEKALA L.(3); SIMMS L.(3)
    (1) Reemtsma Cigarettenfabriken GmbH, Imperial Brands plc, Hamburg, Germany; (2) Fontem Ventures, Amsterdam, The Netherlands; (3) Imperial Tobacco Limited, Bristol, U.K.
    Cigarette smoke and e cigarette aerosol contain particulate matter/liquid droplets in the solid phase as well as volatile substances in the gas phase. Both fractions are of potential toxicological relevance and should be considered when assessing ...
  4. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 53

    Use of human derived cell lines to increase the biological relevance of cigarette condensate, non-tobacco materials and e-liquids testing

    WIECZOREK R.(1); TRELLES STICKEN E.(1); WALELE T.(2); CZEKALA L.(3); SIMMS L.(3)
    (1) Reemtsma Cigarettenfabriken GmbH, Imperial Brands plc, Hamburg, Germany; (2) Fontem Ventures, Amsterdam, The Netherlands; (3) Imperial Tobacco Limited, Bristol, U.K.
    The in vitro testing strategy of tobacco products is mainly based on the testing of extracts from cigarette smoke condensates. An accepted industry wide assay battery has been developed over recent years which delivers reliable results for the ...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 22

    Estimation of e-cigarette aerosol yields based on puff duration

    JULIEN R.(1); TSCHIERSKE N.(2); VARIGNON B.(1); TROUDE V.(1); DESTRUHAUT S.(1); WALELE T.(3); COLARD S.(1); CAHOURS X.(1)
    (1) SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France; (2) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (3) Fontem Ventures B.V. (an Imperial Brands PLC Company), Amsterdam, The Netherlands
    There are regulatory requirements in quantifying and comparing the emission levels of major and minor aerosol constituents from e-cigarettes. Up until the recent publication in 2015 of CORESTA Recommended Method (CRM) No. 81- " Routine Analytical ...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 07

    Consistency of bluTM e-cigarette nicotine delivery according to the AFNOR standard

    TSCHIERSKE N.(1); JULIEN R.(2); VARIGNON B.(2); TROUDE V.(2); DESTRUHAUT S.(2); WALELE T.(3); COLARD S.(2); CAHOURS X.(2)
    (1) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (2) SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France; (3) Fontem Ventures B.V. (an Imperial Brands PLC Company), Amsterdam, The Netherlands
    Demonstrating the consistency of nicotine delivery from an e-cigarette is a requirement per EU Tobacco Product Directive (TPD) 2, Article 20, 3(f) (The European Council and the Council of the European Union, 2014). The Directive states that e-cigarettes ...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 08

    Indoor air quality and surface deposition assessment following use of an open system e-cigarette

    BAUER N.(1); TSCHIERSKE N.(1); O'CONNELL G.(2); CAHOURS X.(3)
    (1) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (2) Fontem Ventures B.V. (an Imperial Brands PLC Company), Amsterdam, The Netherlands; (3) SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France
    Electronic cigarette (e-cigarette) nicotine delivery devices are growing in popularity worldwide. Both regulators and public health organisations are beginning to examine potential implications that exposure to exhaled e-cigarette aerosol may have on non ...
  8. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 22

    Dosimetry: TPM and nicotine delivery of combusted tobacco products to the 24 and 96 Multi Well Plate and inserts on Smoke Aerosol Exposure In Vitro System (SAEIVS)

    WIECZOREK R.(1); TRELLES STICKEN E.(1); BODE L.M.(1); SIMMS L.(2)
    (1) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (2) Imperial Tobacco Limited, Bristol, U.K.
    In vitro exposure systems are key tools for the risk assessment of emerging electronic nicotine delivery systems as well as for conventional tobacco products. The Smoke Aerosol Exposure in vitro System (SAEIVS) used at Imperial Tobacco Limited is designed ...
  9. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 23

    Dosimetry: the effects of cigarette smoke dilution on nicotine delivery in a 24 and 96 well format using Smoke Aerosol Exposure In Vitro System (SAEIVS)

    BODE L.M.(1); ROEWER K.(1); OTTE S.(1); WIECZOREK R.(1); SIMMS L.(2)
    (1) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (2) Imperial Tobacco Limited, Bristol, U.K.
    In vitro aerosol exposure systems are useful tools for screening of potential toxic effects of freshly generated smoke of conventional cigarettes [1]. An in house platform “Smoke Aerosol Exposure In Vitro System (SAEIVS)” (assembled by Burghart ...
  10. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 25

    Comparison of WHO SOPs, CORESTA CRMs and ISO Standards for tobacco product testing

    DETHLOFF O.(1); COLARD S.(2); CAHOURS X.(2)
    (1) Reemtsma Cigarettenfabriken GmbH (an Imperial Brands PLC Company), Hamburg, Germany; (2) SEITA-Imperial Tobacco Limited, Fleury-les-Aubrais, France
    The WHO has previously requested that TobLabNet develop analytical methods and Standard Operating Procedures (SOP) for the analysis of tobacco constituents and smoke emissions of cigarettes. The main aim is to establish methods that will enable comparison ...