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  • Meeting the Challenge of Biological Changes Postsampling

    Meeting the Challenge of Biological Changes Postsampling

    Friday, May 16, 2014
    Application Note
    Marcus Söderquist
    Understanding the role of proteins, peptides, and their post-translational modifications, e.g., phosphorylations, in normal and diseased biological samples is crucial to elucidate in vivo biological ... read more
  • How Solid-Phase Extraction Affects Challenges in Bioanalysis

    How Solid-Phase Extraction Affects Challenges in Bioanalysis

    Wednesday, February 05, 2014
    Application Note
    Mike Oliver, Tim Liddicoat, Ken Meadows
    Modern bioanalytical laboratories are tasked with providing high-quality analytical results from complex biological samples in a high-throughput environment. These needs have to be balanced with the ... read more
  • Pittcon 2013®: Developments in Liquid Chromatography

    Pittcon 2013®: Developments in Liquid Chromatography

    Monday, May 13, 2013
    Technical Article
    Robert L. Stevenson
    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
  • Sample Prep for LC, GC, and SFC at Pittcon® 2013

    Sample Prep for LC, GC, and SFC at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson
    At Pittcon® 2013, sample prep stood out as a major focus, perhaps because of the few advances in chromatography instrumentation. In addition, some sample preparation is spilling over into other ... read more
  • Product Intelligence: Solid Phase Extraction Systems

    Product Intelligence: Solid Phase Extraction Systems

    Monday, February 25, 2013
    Technical Article
    Solid phase extraction, or SPE, is used to isolate pollutants in water and pesticides in food, isolate drugs in blood and tissue samples, and separate proteins from a mixture, among other applications... read more
  • Analyzing Volatile Organic Chemicals in Food: Emerging Trends and Recent Examples

    Analyzing Volatile Organic Chemicals in Food: Emerging Trends and Recent Examples

    Thursday, February 14, 2013
    Technical Article
    David Barden
    The detection of volatile organic compounds (VOCs) is important for a variety of reasons, many of which stem either from the need to ensure that damaging chemicals are controlled or eliminated, or the... read more
  • Food Safety Testing and New Technologies

    Food Safety Testing and New Technologies

    Friday, February 03, 2012
    Application Note
    Mukta M. Shukla
    Just as Alexander Fleming’s groundbreaking discoveries on penicillin ushered in a new era of antibacterial agents to extend human lifespans, it was the work of Louis Pasteur that helped introduce the ... read more
  • Use of Microcoil Probes to Acquire More Sensitive NMR Spectral Data

    Use of Microcoil Probes to Acquire More Sensitive NMR Spectral Data

    Tuesday, February 01, 2005
    Technical Article
    Peter Froehlich
    Nuclear magnetic resonance (NMR) spectroscopy is a powerful analytical technique that is commonly used to provide structural information as well as other chemical metrics such as sample composition ... read more
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