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  • Specifying a Water Purification System for the Laboratory

    Specifying a Water Purification System for the Laboratory

    Thursday, November 07, 2013
    Technical Article
    Steve Mines
    The selection, operation, and maintenance of a reverse osmosis (RO) water purification system should be straightforward. However, systems are often 1) inaccurately specified, i.e., not matched to the... read more
  • A High-Purity Water System for Pharmaceuticals Testing

    A High-Purity Water System for Pharmaceuticals Testing

    Tuesday, February 01, 2011
    Application Note
    Nick Armstrong
    When Velesco Pharmaceutical Services needed high-purity water for research laboratories at its new facility in Plymouth, MI, it chose a water treatment system that would provide affordable HPLC-grade ... read more
  • Multicapillary Columns for Chromatography

    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

    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

    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

    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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