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  • Sample Processing at Pittcon® 2014

    Sample Processing at Pittcon® 2014

    Tuesday, May 06, 2014
    Application Note
    Robert L. Stevenson
    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

    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

    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
  • Optimizing HPLC Sample Preparation

    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
  • Reliable and Effective Trace-Level Total Sulfur Determination Using New Injection and Combustion Technologies

    Reliable and Effective Trace-Level Total Sulfur Determination Using New Injection and Combustion ...

    Thursday, February 26, 2009
    Application Note
    Rene van der Windt, Arthur van Strien
    Total sulfur and nitrogen (TS/TN) levels are commonly used parameters in the petrochemical, natural gas, and oil refining industries, and the need for their determination is growing due to the ... read more
  • Take the Laboratory With You: Portable XRF

    Take the Laboratory With You: Portable XRF

    Thursday, February 26, 2009
    Application Note
    Jeffrey Henseler
    Energy dispersive X-ray fluorescence (ED-XRF) instruments perform nondestructive analysis of a wide range of elements with accuracy and precision. They are relatively inexpensive and are an excellent ... read more
  • Why Managed Maintenance is the HMO of Laboratory Instrumentation Repair and Maintenance

    Why Managed Maintenance is the HMO of Laboratory Instrumentation Repair and Maintenance

    Friday, February 20, 2009
    Application Note
    Mark Circo
    Our industry has undergone some dramatic changes in the past few years. Managed maintenance developed as a way for universities and large laboratories to save money on the annual maintenance of their ... read more
  • Fish-Related Standard Reference Materials

    Fish-Related Standard Reference Materials

    Sunday, February 01, 2009
    Technical Article
    Michele Schantz, Stephen A. Wise, Steven J. Christopher, W. Clay Davis, Rusty D. Day, Jennifer M. Keller, John R. Kucklick, Stephen E. Long, Elizabeth A. Mackey, David Point, Barbara J. Porter, Dianne L. Poster, Katherine E. Sharpless, Gregory C. Turk
    Humans have been eating fish for thousands of years, enjoying its nutritional benefits. In extreme cases, health risks posed by contaminants can outweigh the health benefits imparted by fish ... read more
  • Application of UPLC Amino Acid Analysis Solution to Foods and Feeds

    Application of UPLC Amino Acid Analysis Solution to Foods and Feeds

    Sunday, February 01, 2009
    Application Note
    Thomas E. Wheat, Hillary B. Hewitson, Diane M. Diehl
    Amino acid analysis has been used in the food and feed industries to verify and characterize materials and processes. The total amino acid content, as well as the proportions of growth-limiting amino ... read more
  • Analysis of Oxygenates in Gasoline by Multidimensional Gas Chromatography

    Analysis of Oxygenates in Gasoline by Multidimensional Gas Chromatography

    Sunday, February 01, 2009
    Application Note
    Takaaki Hiraoka, Mikiko Asakawa, Toyohito Wada, Masanao Furukawa, Yasunori Terai
    The quantitative measurement of oxygenated compounds such as alcohols and ethers in gasoline by gas chromatography is difficult, because a single column for the complete separation of the target ... read more
  • A GC Tool to Ensure Precise GC Column Installation for Method Sensitivity and Reproducibility

    A GC Tool to Ensure Precise GC Column Installation for Method Sensitivity and Reproducibility

    Sunday, February 01, 2009
    Application Note
    Kory Kelly
    Correct and precise gas chromatography column installation is critical to system performance. Columns that are installed at an improper or inconsistent depth will adversely affect analyte response and... read more
  • Using Light Scattering to Characterize SiO2 Chemical Mechanical Planarization Slurries

    Using Light Scattering to Characterize SiO2 Chemical Mechanical Planarization Slurries

    Sunday, February 01, 2009
    Technical Article
    Hui Ning
    Chemical mechanical planarization (CMP) slurries are typically colloidal dispersions of silicon dioxide (SiO2) in an acid or base solution. They are integral to the semiconductor industry, emerging as... read more
  • Solutions for Global Health and Well-Being

    Solutions for Global Health and Well-Being

    Sunday, February 01, 2009
    Technical Article
    Sandra Rasmussen
    From investigating mercury-laden tuna sushi in Manhattan to high-profile recalls of contaminated toys and international concern over the quality of water and air in the 2008 Olympic Village, meeting ... read more
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