Article Archives

Filter

Hide Filter
  • 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
  • Micro Raman at Pittcon® 2012

    Monday, May 07, 2012
    Technical Article
    Barbara Foster
    Micro Raman was big news at Pittcon® 2012. While the hardware has stabilized, there were intriguing new developments in the science and its applications. 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
  • 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
  • <<
  • >>