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  • 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: 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

  • Laboratory Automation: 2013–2017

    Friday, November 23, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    Laboratory automation is changing the work flow in biochemical and chemical laboratories. 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

  • Analysis of Piperine in Peppers Using On-Line SFE-UHPLC With Photodiode Array Detection

    Tuesday, February 01, 2011
    Application Note
    Takayuki Yamaguchi Kazutoshi Kamezawa Keijin Iwaya Yasuyo Sato Toshihiko Miyaji Masao Bounoshita David J. Tognarelli Muneo Saito
    Ultrahigh-performance liquid chromatography (UHPLC) is a separation technique that utilizes columns packed with microparticles (<2 µm in diameter), as provided by the xtreme liquid chromatography (x-lc™) system (jasco corp., tokyo, japan) µm="" in="" diameter),="" as="" provided="" by="" the="" xtreme="" liquid="" chromatography="" (x-lc™)="" system="" (jasco="" corp.,="" tokyo,="">... read more

  • Determination of Mercury in Slag and Cement Using a Mercury Analyzer

    Friday, January 28, 2011
    Application Note
    Sang-Ho Nam Yu-Na Kim Jin-Su Na Keun-Hyeok Yang
    Mercury is one of the most toxic elements in the environment. Humans are exposed to mercury through the inhalation of mercury vapor, ingestion of drinking water, and consumption of fish. read more

  • Dynamic Mechanical Analysis Under Controlled Conditions of Temperature and Relative Humidity

    Saturday, August 01, 2009
    Technical Article
    Steven R. Aubuchon
    Historically, dynamic mechanical analysis (DMA) measurements have focused on the analysis of materials as a function of an imposed temperature profile. However, most consumer products are subject to a... read more

  • New Developments in Weighing Technology That Meet the Needs of Advanced Pharmaceutical and ...

    Saturday, August 01, 2009
    Technical Article
    Arnold Breisblatt
    One of the worst-case scenarios for a pharmaceutical laboratory is to have a government inspector close down the facility because it cannot provide regulatory compliance documentation, much less ... read more

  • A High-Performance, Fully Self-Contained, Rotational Viscometer

    Saturday, August 01, 2009
    Technical Article
    Tien T. Dao Allan X. Ye Gary Hutchison Kaj Hedman
    Routine viscosity measurements of materials are important in most industrial processes such as mixing and pumping, spraying and coating, extrusion, laydown, and leveling. Typically, a rotational ... read more

  • Use of Rotational Vane Rheometry to Solve Practical Problems

    Saturday, August 01, 2009
    Application Note
    David J. Moonay
    Rheology is the study of the deformation of matter. A common definition is that rheology is the study of flow. Viscometry, in particular, is the measurement of viscosity or the resistance to flow. ... read more

  • A Novel Approach to Particle Size Measurement in the Single-Nanometer Range

    Saturday, August 01, 2009
    Application Note
    Yanyin Yang Robert H. Clifford Gilbert Vial Haruo Shimaoka
    Nanotechnology is pervasive, as evidenced by the abundance of information found in the latest scientific journals. What is nanotechnology? According to the National Nanotechnology Initiative, “a ... read more
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