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  • Sample Processing at Pittcon® 2014

    Tuesday, May 06, 2014
    Application Note
    Robert L. Stevenson, Ph.D.
    The tenfold increase in speed for the analytics (GC, HPLC, and SFC [supercritical fluid chromatography], all with MS) over the last decade has shifted the choke point in many workflows from analytics ... read more

  • Sample Prep for LC, GC, and SFC at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    At Pittcon® 2013, sample prep stood out as a major focus, perhaps because of the few advances in chromatography instrumentation. In addition, some sample preparation is spilling over into other ... read more

  • New Instrumentation and Applications at HPLC 2012

    Friday, August 10, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    A marketplace is usually dynamic, with a cross-current of disparate interests meeting to find mutual satisfaction. read more

  • Applications of PTR-MS in Medicine and Biotechnology

    Tuesday, June 14, 2011
    Technical Article
    Wolfgang Singer Jens Herbig Rene Gutmann Klaus Winkler Ingrid Kohl Armin Hansel
    Proton transfer reaction-mass spectrometry (PTR-MS) is a well-established analytical tool for the measurement of volatile organic compounds (VOCs), and offers real-time detection and ... read more

  • Food Texture Analysis

    Saturday, May 01, 2010
    Application Note
    Richard D. Brown
    Texture testing is a well-established technique for evaluating the mechanical and physical properties of raw ingredients, food structure, and designs, and for pre- and post-quality control checks. ... read more

  • A High-Resolution Ion Mobility Mass Spectrometry Platform for Breakthrough Discoveries in Life ...

    Saturday, May 01, 2010
    Technical Article
    Alistair Wallace
    In recent years, the combination of liquid chromatography and high-resolution exact mass tandem mass spectrometry has been widely adopted for a variety of research applications such as drug ... read more

  • Accurate Determination of Amino Acids in High-Carbohydrate-Containing Samples

    Sunday, October 01, 2006
    Technical Article
    Valoran P. Hanko Jeffrey S. Rohrer
    In a high-sensitivity amino acid analysis (AAA) technique that does not require sample derivatization, both amino acids and carbohydrates are separated by high-performance anion-exchange ... read more
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