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  • Comparative QC Test Methods for Toothpaste Consistency

    Tuesday, September 27, 2016
    Application Note
    Robert McGregor
    Important quantitative data can be obtained in the study of viscosity by measuring the consistency of toothpaste, i.e., thickness, ease of handling and ability to retain position, and observing the ... read more
  • How Do You Evaluate “Flowability”? Buttermilk Ranch vs Blue Cheese

    Monday, November 24, 2014
    Application Note
    Robert G. McGregor Eric Chiang Stephanie Shepard
    A common request from food manufacturers is to come up with a faster and more definitive test for flowability of salad dressings. read more
  • Bioassays and Bioanalytical Method Development 2013

    Tuesday, November 12, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    Biotherapeutics are generally large molecules with a heterogeneous complex structure that is directly related to their ability to modulate biological reactions. This precludes defining a meaningful ... read more
  • Bioassays and Bioanalytical Method Development 2012

    Monday, December 10, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    The 8th Annual Bioassays and Bioanalytical Method Development conference, organized by the Institute for International Research (IIR) in Sarasota, FL, attracted more than 100 scientists to the classic... read more
  • Highlights and Challenges in Laboratory Automation: Review of the 4th Annual Automation User Group ...

    Thursday, February 09, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    For four years now, Agilent Technologies (Sunnyvale, CA) has hosted an annual users’ conference on laboratory automation. read more
  • Using MALS-UV-RI Detection for Accurate Characterization of PEGylated Proteins

    Saturday, October 01, 2011
    Technical Article
    Michelle Chen
    PEGylation involves covalent attachment of synthetic polyethylene glycol (PEG) chains to another molecule, usually a protein, peptide, or nucleotide. read more
  • The Double Life of Structured Fluids

    Sunday, August 01, 2010
    Application Note
    Neil Cunningham Bob McGregor
    The products we stir, pump, spread, pour, and spray are usually thought of as liquids. Surprisingly, however, it can be demonstrated that they live a quiet double life as liquids when observed,but ... read more
  • Food Texture Analysis

    Saturday, May 01, 2010
    Application Note
    Richard D. Brown
    Texture testing is a well-established technique for evaluating the mechanical and physical properties of raw ingredients, food structure, and designs, and for pre- and post-quality control checks. ... 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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