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  • Product Intelligence: High-Purity Gases on Demand: A Laboratory Gas Generators Buyers' Guide

    Thursday, May 24, 2012
    Technical Article
    T. Keith Brock
    Laboratory gas generators are a safer, more convenient, and more economical means of generating gases in the laboratory, and as such are a good alternative to cylinder-based gas sourcing. Because of ... read more

  • Increased IEF Throughput Using a Dual-Electrode Assembly

    Tuesday, August 02, 2011
    Application Note
    Gary B. Smejkal Darren J. Bauer
    An isoelectric focusing (IEF) apparatus capable of operating at 12,000 V maximum voltage enables isoelectric focusing of proteins in immobilized pH gradients (IPGs) to be completed in less than 3 hr. read more

  • A Cell Culture CO2 Incubator Using Hydrogen Peroxide Sterilization

    Friday, January 01, 2010
    Technical Article
    Deepak Mistry Hiroki Busujima Matt Siebert
    The use of a hydrogen peroxide vapor (H2O2) atomizer in situ to decontaminate a cell culture CO2 incubator without the use of heat sterilization offers significant advantages in routine clinical and ... read more

  • Increased Throughput in Method 8270 Analysis

    Monday, January 01, 2007
    Application Note
    William D. Goodman Frank DeLorenzo
    Method 8270 is a GC-MS method created by the U.S. EPA Office of Solid Waste for the analysis of semivolatile organics by gas chromatography-mass spectrometry. read more

  • Automated Chemical Ionization in GC-MS

    Monday, January 01, 2007
    Application Note
    Chris Sandy Jean-Francois Garnier Bernhard Rothweiler Fred Feyerherm Sihem Ben Mahmoud Harry F. Prest
    Gas chromatography with mass spectrometric detection using chemical ionization (CI) has demonstrated great utility in a wide variety of application areas ranging from forensics to environmental to ... read more

  • Expanding the Limits of Closed- Vessel Microwave Sample Preparation

    Thursday, August 10, 2006
    Technical Article
    Kenneth J. Borowski Charles Schoenfeld
    Analytical chemists have long known that closed-vessel microwave sample preparation techniques are the most reliable way to achieve high-quality digestions—i.e., clear, precipitate-free solutions... read more
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