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  • Guide to Powder Characterization

    Tuesday, March 26, 2019
    Technical Article
    This comprehensive whitepaper provides an overview of the techniques used for the characterization of powders and particles. read more

  • An Introduction to DLS Microrheology

    Monday, January 14, 2019
    Technical Article
    This whitepaper introduces Microrheology techniques for the rheological characterization of soft complex fluids, with subsequent emphasis on DLS Microrheology and the underlying theory. read more

  • Sample Processing at Pittcon® 2014

    Tuesday, May 06, 2014
    Application Note
    Robert L. Stevenson, Ph.D.
    The tenfold increase in speed for the analytics (GC, HPLC, and SFC [supercritical fluid chromatography], all with MS) over the last decade has shifted the choke point in many workflows from analytics ... read more

  • 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

  • Product Intelligence: Particle Sizing Systems: Key to QC and Product Testing

    Friday, September 20, 2013
    Technical Article
    Caitlin Smith
    A host of particle sizing systems is available to measure a wide array of particle sizes. Fundamental checkpoints to consider before selecting a particle size analyzer include the range of particle ... read more

  • Dynamic Light Scattering (DLS) Microrheology: Taking Rheological Characterization to Extremes

    Thursday, August 29, 2013
    Application Note
    Steve Carrington
    Microrheology is a relatively new and developing analytical methodology of growing interest to those working at the forefront of rheological characterization. The term “microrheology” is used to ... read more

  • High-Performance Ion Mobility Spectrometry: A Tool for Rapid Food Safety Screening

    Friday, June 07, 2013
    Technical Article
    Anthony J. Midey Clinton A. Krueger Mark A. Osgood Jianglin Wu Ching Wu
    Food safety detection requirements demand rapid analytical methods in both the laboratory and field. High-performance ion mobility spectrometry (HPIMS) provides the speed and portability of previous ... read more

  • 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

  • Pittcon® 2012: Laboratory Instrumentation and Equipment Product Showcase

    Monday, May 07, 2012
    Technical Article
    Jeanely Hunt, MS, MBA
    Pittcon® 2012 was held March 11–15, 2012 at the Orange County Convention Center in Orlando, Florida. The following product showcase provides a brief outline of new and current laboratory equipment and... read more

  • Optimizing HPLC Sample Preparation

    Monday, February 06, 2012
    Technical Article
    Caitlin Smith
    Sample preparation is an important component for analysis in high-performance liquid chromatography (HPLC)/ultra high-performance liquid chromatography (UHPLC). This article outlines commonly used ... read more

  • Statistics in Analytical Chemistry: Part 25—Calibration Summary

    Thursday, February 01, 2007
    Technical Article
    David Coleman Lynn Vanatta
    In a modern chemical-analysis laboratory, virtually all of the testing equipment must be calibrated periodically. read more

  • Centrifuge Safety and Security

    Thursday, February 01, 2007
    Application Note
    Tammy Goodman
    For laboratories around the world, increasing health and safety legislation requires that equipment be operated and maintained so that every step is taken to maximize safety and security. read more

  • Reagent-Free Ion Chromatography Systems With Eluent Regeneration: RFIC-ER Systems

    Thursday, February 01, 2007
    Application Note
    Yan Liu Zhongqing Lu Chris Pohl John Madden Navette Shirakawa
    Since the introduction of ion chromatography (IC) in 1975, Dionex Corp. (Sunnyvale, CA) has continued to improve the performance of IC systems while developing new capabilities for the determination ... read more

  • The Nanoliter Syringes

    Thursday, February 01, 2007
    Technical Article
    Andrew D. Sauter
    Following an informal collaboration with Affymax (Palo Alto, CA), Agilent Technologies (Palo Alto, CA), and Chem-Space Associates (Pittsburgh, PA), studying electrospray ionization 1 (ESI), the ... read more
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