Search Results

26 results

  1. TSRC, Tob. Sci. Res. Conf., 2018, 72, abstr. 058

    Real-time authentication of food, beverages and botanicals using DART-QDa LiveID analysis

    BRITTON E.(1); ORGANTINI K.(1); MERUVA N.(1); STEAD S.(2)
    (1) Waters Corporation, Milford, MA, USA; (2) Waters Corporation, Wilmslow, UK
    This study investigates the potential for the implementation of DART-QDa with LiveID as solution for the rapid authentication of high value food, beverage and botanical ingredients and products with minimal sample preparation. Food, beverages and ...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 53

    Non-targeted screening of extractables and leachables in e-cigarettes using a Single Platform UPLC-APGC-QTOF-MS

    MERUVA N.(1); CABOVSKA B.(1); SHAH D.(1); ORGANTINI K.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Characterization of extractables and leachables is essential for ensuring the safety, quality and efficacy of inhalation tobacco products such as e-cigarettes. The initial step for characterizing extractables from e-cigarettes involves targeted screening, ...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 54

    Ion mobility mass spectrometry: a new tool for characterization of complex tobacco products

    MULLIN L.(1); MERUVA N.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Comprehensive chemical profiling and identification of compounds in tobacco and tobacco smoke matrices is a challenging task due to the sample complexity and the wide array of analyses required. LC-MS and GC-MS based methods are typically applied as they ...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 55

    Rapid authentication of tobacco flavors using DART-MS

    ORGANTINI K.(1); MERUVA N.(1); McCALL E.(2); CLELAND G.(1); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    Characterization of flavors in tobacco products is critical for consumer’s perception of aroma, taste, quality and branding. Maintaining consistent flavor in tobacco products requires quality control testing of raw materials and finished products to ...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 56

    Benefits of mass detection for routine LC analysis of tobacco products

    MERUVA N.(1); YANG J.(1); McCALL E.(2); ROZENICH R.(3); SCHREINER H.(3)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.; (3) Waters GmbH, Vienna, Austria
    There are several tobacco industry methods that rely on HPLC separation and optical detection (UV, Fluorescence and ELSD) for identification of target compounds such as carbonyls, nicotine, related alkaloids, sugars and artificial sweeteners. In this ...
  6. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 12

    Non-targeted high resolution screening of tobacco for potential contaminants (pesticides and chemical toxins) using UPLC/QTOF-MS

    MERUVA N.(1); McCALL E.(2); CLELAND G.(1); BURGESS J.(1)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.
    In this study a UPLC coupled to high resolution mass spectrometry (QTOF-MS) was used to increase the scope of analysis for multi-residue pesticides and other chemical contaminants in tobacco. Analytical methods for high throughput contaminant screening ...
  7. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, STPOST 05

    Simultaneous determination of nicotine and related impurities in e-liquids using UPLC-UV-MS

    MERUVA N.(1); BENVENUTI M.(1); McCALL E.(2); CLELAND G.(1); BURGESS J.(1)
    (1) Waters Corporation, Milford, MA, U.S.A.; (2) Waters Corporation, Wilmslow, U.K.
    A dilute and shoot method for simultaneous determination of nicotine and related impurities in e-liquid formulations by UPLC-UV-MS has been developed for routine QC testing of e-cigarette formulations. Due to the differences in the concentration of ...
  8. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 03

    Determination of tobacco specific nitrosamines (TSNAs) in tobacco and tobacco smoke by GC-MS/MS

    SHAH N.; SMITH T.; FLORA J.W.; MERUVA N.
    Altria Client Services Inc., Richmond, VA, U.S.A.
    NNN (N'-nitrosonornicotine), NNK (4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone), NAB (N'-nitrosoanabasine) and NAT (N'-nitrosoanatabine) are the most common tobacco specific nitrosamines (TSNAs) measured in tobacco and tobacco smoke. ...
  9. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 43

    Nicotine and related impurities in electronic cigarette cartridges: stability studies and methodologies

    FLORA J.W.; MILLER J.; SCHRALL J.; SMITH J.; McFARLANE C.; MERUVA N.
    Altria Client Services Inc., Richmond, VA, U.S.A.
    E-cigarettes, also known as e-vapor products and electronic nicotine delivery systems, are gaining popularity worldwide. The nicotine used in e-cigarette fluids is extracted from tobacco and the purity of the nicotine can vary depending upon manufacturer ...
  10. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 59

    Determination of benzo[a]pyrene in smokeless tobacco products using gas chromatography-mass spectrometry

    HUANG C.B.(1); ADAMS B.(2); WAGNER K.A.(1); MERUVA N.(1)
    (1) Altria Client Services Inc., Richmond, VA, U.S.A.; (2) Eurofins Lancaster Laboratories, Richmond, VA, U.S.A.
    Benzo[a]pyrene (B[a]P) is a Harmful and Potentially Harmful Constituent (HPHC) found in tobacco products. As mandated by the Family Smoking Prevention and Tobacco Control Act, tobacco manufacturers and importers are required to report quantities of HPHCs ...