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  • Focus on Separation Science at Pittcon® 2012: Advances in Gas Chromatography

    Monday, May 07, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    For gas chromatography (GC), the big news at Pittcon® 2012 was the absence of Agilent and PerkinElmer. This was a consequence of an overall downsizing caused by the “six-year effect” where the cycles ... read more

  • Field-Flow Fractionation Supporting Consumer Safety Evaluation of Silver Nanoparticle Applications ...

    Wednesday, April 10, 2013
    Technical Article
    Johannes Bott Soheyl Tadjiki
    Throughout the chemical industry there is a growing movement toward macromolecular research. In particular, the ongoing race for nanotechnology development has resulted in a need for analytical ... read more

  • Pittcon 2013®: Developments in Liquid Chromatography

    Monday, May 13, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    The first commercial liquid chromatograph was probably an amino acid analyzer. These ion exchange chromatographs were so specialized that they had almost no impact on chemical analysis outside of ... read more

  • The Story of MALS

    Saturday, October 05, 2013
    Technical Article
    Philip J. Wyatt
    The concept of measuring light scattered from a solution at each of a plurality of angles simultaneously began in late 1976 in a very unlikely application. At that time, scientists from Science ... read more

  • Protein Aggregation at PepTalk 2014

    Monday, March 31, 2014
    Technical Article
    Robert L. Stevenson, Ph.D.
    Quantitative analysis of subvisible particles is an important unsolved problem, as discussed in the Particle Analysis track of PepTalk 2014, held January 12–17 at the Renaissance Hotel and Palm ... read more

  • New Products for Gas Chromatography at Pittcon® 2014

    Tuesday, May 06, 2014
    Application Note
    Robert L. Stevenson, Ph.D.
    Pittcon® is changing rapidly. After decades where separation science including GC/MS and LC/MS dominated the meeting, a report by Dr. Matt Wilkinson in this issue demonstrates that optical ... read more

  • Exploring the Value of GPC/SEC in Polysaccharide Characterization

    Tuesday, September 27, 2016
    Application Note
    Stephen Ball
    Examples of polysaccharides, widely used as food additives and in certain medical applications, include derivatives of cellulose and starch, such as hydroxymethyl cellulose and maltodextrin, ... read more
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