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  • Automatic Motorized Leveling of Laboratory Balances

    Friday, October 04, 2013
    Application Note
    Thomas Pertsch
    A fundamental rule for using high-resolution balances in pharmaceutical laboratories is that the instrument be level at all times. If the lab balance is not level, it cannot accurately measure objects... read more

  • 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

  • Product Intelligence: Do Your Work Cleanly With Gloveboxes

    Monday, February 06, 2012
    Technical Article
    James Netterwald
    This guide to purchasing gloveboxes points out a number of important considerations, such as safety, configuration, ergonomics, and application. An isolation box is best suited for some applications, ... 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

  • Performance-Tested Controlled Atmosphere Glove Boxes

    Tuesday, February 01, 2011
    Application Note
    Bob Applequist
    Enhanced particulate containment is an important feature of Protector® Filtered Glove Boxes (Labconco Corp., Kansas City, MO). 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
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