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  • 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

  • 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

  • High-Content Analysis Comes Full Circle in Only Eight Years

    Monday, April 18, 2011
    Technical Article
    Robert L. Stevenson, Ph.D.
    In eight short years, high-content analysis (HCA) has circled back to its roots, where many practitioners are again using personal instruments. read more

  • Providing Purge Gas for FTIR Systems

    Monday, April 18, 2011
    Technical Article
    Peter Froehlich Kim Myers
    While a Fourier transform infrared (FTIR) spectrophotometer provides a number of benefits relative to a scanning IR spectrophotometer,a significant disadvantage of an FTIR system is that the presence ... read more

  • Plate Washing in 1536: Evaluation of a Double-Column Aspirator Head

    Thursday, October 22, 2009
    Application Note
    Michelle Batchlett Jason Cassaday Carissa Ohart Kurtis Berry Oleg Kornienko Jim Chang
    Plate assays (1536-well) that require washing (i.e., enzyme-linked immunosorbent assays [ELISAs] and cell-based), are not routinely implemented in high-throughput screening laboratories due to the ... read more

  • Minimizing Liquid Delivery Risk: Operators as Sources of Error

    Saturday, September 01, 2007
    Technical Article
    Wendy Vaccaro
    This is the third in a series of articles entitled “Minimizing Liquid Delivery Risk,” addressing the most common causes of liquid delivery error and providing guidance on how to address and overcome ... read more
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