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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

  • Using Benchtop NMR as a QA Solution in Food and Agriculture

    Tuesday, April 10, 2012
    Application Note
    Juergen Schober Jim Vecchio John Paul Cerroti
    The measurement of parameters such as oil, fat, and moisture content is important to help define the nutritional value and product quality for many foodstuffs and agriculture products. 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

  • New Frontiers in Chromatography

    Tuesday, February 01, 2005
    Application Note
    Michael E. Swartz Brian Murphy
    High-performance liquid chromatography (HPLC) has proven to be the predominant technology used in laboratories worldwide during the past 30-plus years. read more

  • Compact Spectroscopy Instrumentation: On-Board Smarts or External Computer?

    Tuesday, February 01, 2005
    Application Note
    Hector Lara Ron Hartmayer
    Compact, array-based spectrometers continue to develop in response to advances in detector, microprocessor, storage, and display technology. read more

  • Use of Microcoil Probes to Acquire More Sensitive NMR Spectral Data

    Tuesday, February 01, 2005
    Technical Article
    Peter Froehlich
    Nuclear magnetic resonance (NMR) spectroscopy is a powerful analytical technique that is commonly used to provide structural information as well as other chemical metrics such as sample composition ... read more

  • Statistics in Analytical Chemistry: Part 15—Calibration Example 5

    Tuesday, February 01, 2005
    Technical Article
    David Coleman Lynn Vanatta
    This real-world example of calibration diagnostics involves the ion-chromatographic behavior of phosphoric acid; phosphate is the actual analyte form that is measured by the instrument. read more
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