Search Results

405 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 10

    Study on pollution control and thermal efficiency optimisation of tobacco bulk curing barn

    CHEN Zhenguo (1); YANG Yang (2); SUN Guangwei(1); YANG Lailin(3); WEI Kesu(4); ZOU Shuoye(5);QIAO Yu(6); WANG Bo(6); HUANG Jingchun(6)
    (1) Tobacco Research Institute of Hubei Province, Wuhan, Hubei Province, P.R. China; (2) Enshi Tobacco Company, Enshi City, Hubei Province, P.R. China; (3) Sanming Tobacco Company, Sanming City, Fujian Province, P.R. China; (4) Tobacco Research Institute of Guizhou Province, Guiyang City, Guizhou Province, P.R. China; (5) Henan Tobacco Company, Zhengzhou, Henan Province, P.R. China; (6) Huazhong University of Science and Technology, Wuhan, Hubei Province, P.R. China
    Coal is still used as a fuel to provide the necessary heat for most tobacco curing barns in China. Due to the lack of corresponding equipment and the measures to reduce emissions, the gas pollutants from curing barns, such as SO2, smoke, etc., are...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 12

    Determination of nicotine in gas vapour phase in phosphate buffered saline by UHPLC-MS/MS

    HOLLINGS M.(1); THOMPSON N.(2); LARNER J.(1); CLEMENTS J.(1)
    (1) Covance Laboratories Ltd, Harrogate, North Yorkshire, U.K.; (2) Broughton Nicotine Services, Earby, Lancashire, U.K.
    A liquid chromatography tandem mass spectrometry (UHPLC-MS/MS) method was developed to quantify nicotine in gas vapour phase (GVP) collected in calcium and magnesium free phosphate buffered saline (CMF-PBS). In this method the aerosol was trapped in...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 42

    Characterization of whole mainstream smoke/aerosol delivery within the Vitrocell® Ames 48 high throughput exposure module using different tobacco product types

    LEVERETTE R.(1); KEYSER B.(1); SEYMOUR A.(2); HOLLINGS M.(2)
    (1) RAI Services Company, Scientific & Regulatory Affairs, Winston-Salem, NC, U.S.A.; (2) Covance Laboratories Ltd, Otley Road, Harrogate, North Yorkshire, U.K.
    The preferred means of assessing combustible or other aerosol-generating tobacco products in vitro is by direct exposure of cell cultures to freshly generated whole mainstream smoke/aerosols. This approach eliminates the fractionation of...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 43

    Dosimetric analysis of aerosol generated by a Vitrocell® VC10® Smoking Robot – investigations on dose dependency and consistency of application

    SEYMOUR A.; HOLLINGS M.; LARNER J.; CLEMENTS J.
    Covance Laboratories Ltd, Harrogate, North Yorkshire, U.K.
    Quartz Crystal Microbalances were used to assess the suitability of the Vitrocell® VC10® exposure system. The main objective of the study was to deliver smoke aerosol in a consistent and dose dependent manner across a range of module formats. Dose...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 49

    The CORESTA in vitro test battery for combustible tobacco products: update from the 2004 Rationale and Strategy Report

    LEE K.M.(1); JORDAN K.G.(2); WIECZOREK R.(3); MOENNIKES O.(4); CLEMENTS J.(5); CROOKS I.(6); HASHIZUME T.(7); MILLER J.(8); WEBER E.(9); YOSHINO K.(7)
    (1) Altria Client Services, Richmond, VA, U.S.A.; (2) RAI Services Company, Winston-Salem, NC, U.S.A.; (3) Imperial Brands, Reemtsma Cigarettenfabriken GmbH, Hamburg, Germany; (4) PMI R&D, Philip Morris Products S.A., Neuchâtel, Switzerland; (5) Covance Laboratories Ltd, Harrogate, U.K.; (6) British American Tobacco (Investments) Ltd, R&D, Southampton, U.K.; (7) Japan Tobacco Inc., Yokohama, Kanagawa, Japan; (8) JT International SA, Geneva, Switzerland; (9) Ökolab, Vienna, Austria
    In 2004, the CORESTA In Vitro Toxicity Task Force issued a rationale and strategy report, commonly known as “the CORESTA in vitro test battery guideline”. The goals of this guideline were to: 1) develop the rationale and strategy for conducting in...
  6. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 019

    Simulated leachables assessment for critical components used in cartridges of electronic nicotine delivery systems

    CULBERT C.(1); WEIDMAN R.(2)
    (1) RAI Services Company, Winston-Salem, NC, USA; (2) R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    Electronic Nicotine Delivery Systems (ENDS) contain e-liquid formulations that are heated to generate aerosols. The potential for chemicals to leach from the device materials into the e-liquid and transfer into the aerosol has been an area of...
  7. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 049

    High throughput air liquid interface exposure modules: characterization of smoke/aerosol dosimetry and in vitro mutagenicity and cytotoxicity of two tobacco product types

    LEVERETTE R.(1); KEYSER B.(1); HOLLINGS M.(2); SEYMOUR A.(2)
    (1) RAI Services Company, Winston-Salem, NC, USA; (2) Covance Laboratories, North Yorkshire, UK
    The utilization of whole smoke/aerosol exposure systems provides a means to conduct in vitro assessments of freshly generated whole smoke/aerosol from combustible cigarettes and tobacco heating products (THPs), as well as electronic nicotine delivery...