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  • What’s New in Optical Spectroscopy at Pittcon® 2013?

    Friday, May 10, 2013
    Technical Article
    Mark Fisher
    Soon after the first spectrophotometer was built, the challenge of improving it began. How could we make spectrophotometers better? Could we make them smaller, faster, or perhaps improve the ... read more

  • Advances in Liquid Phase Separation at Pittcon® 2012

    Monday, May 07, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    Eight years have passed since Waters introduced the ACQUITY UPLC®. This is a long life cycle for a groundbreaking instrument. 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

  • 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

  • Multicapillary Columns for Chromatography

    Tuesday, March 01, 2005
    Technical Article
    Yuri P. Belov Marina M. Ulyanova Vladimir N. Sidelnikov
    The principles and theory of high-speed capillary chromatography have been known since the 1960s. To realize the maximum speed capabilities, it is necessary to use capillaries with a diameter of ... read more

  • Rapid Testing of Toxic Chemicals

    Tuesday, March 01, 2005
    Application Note
    Nathalie Boucher Lucie Lorrain Marie-Eve Rouette Elisabeth Perron Nancy Déziel Louis Tessier François Bellemare
    The measurement of chlorophyll fluorescent signals from photosynthetic enzyme complexes (PEC) has becomeone of the most powerful indicators for ecophysiologists. read more

  • Miniaturized FTIR for Maximized Productivity

    Tuesday, March 01, 2005
    Application Note
    Ken Fredeen John S. Seelenbinder Mark L. Norman
    In today’s fast-paced business environment, many companies are under pressure to improve their productivity. This is especially true in the pharmaceutical industry, where reducing time-to-market ... read more

  • LC-MS With Simultaneous Electrospray and Atmospheric Pressure Chemical Ionization

    Tuesday, March 01, 2005
    Technical Article
    Wayne P. Duncan Patrick D. Perkins
    Today, liquid chromatography-mass spectrometry with electrospray ionization (LC-ESI-MS) is increasingly being used as the technique of choice for high-throughput pharmaceutical analysis. read more
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