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  • Lab Technology Face Off: ICP-AES vs. ICP-OES vs. ICP-MS

    Thursday, July 17, 2014
    The specificity of elemental analysis required and the laboratory budget are the biggest considerations in choosing an ICP-OES system over an ICP-MS system. The amount of samples to be tested per day, as well as regulatory testing standards and ... Read More

  • Differential Scanning Calorimetry—A Fundamental Thermal Analysis Tool

    Thursday, October 24, 2013
    A differential scanning calorimeter (DSC) is a benchtop instrument used to determine thermodynamic transitions and heat capacities of a variety of substances. A small sample—typically 5–20 mg, around the size of the tip of a #2 pencil—is placed in ... Read More

  • Blood-Alcohol Analysis by HS-GC Using 0.15-i.d. Columns

    Friday, September 27, 2013
    Forensic laboratories face the need to analyze many samples of human blood and body fluids for alcohol content. The most important compound in blood-alcohol (BAC) analysis is ethanol, but the detection of several other significant alcohols and their ... Read More

  • Particle Sizing Systems: Key to QC and Product Testing

    Thursday, September 05, 2013
    A particle size analyzer, also known as a particle sizer, is used to measure the sizes of particles in a sample. It can also determine distributions of particle sizes. Read More

  • Spectrophotometers Overview

    Tuesday, April 23, 2013
    Spectrophotometers measure the amount of light of a specific wavelength that is absorbed by a sample. A spectrophotometer is used chiefly to measure the concentration of analytes in solutions, but is also used to characterize liquid and solid ... Read More

  • Capillary Electrophoresis Systems for High-Resolution Separations

    Thursday, March 21, 2013
    Capillary electrophoresis (CE) systems are powerful instruments that can separate proteins, nucleic acids, or other species from a mixture quickly, with great accuracy and a relatively small investment of researcher time. CE and its cousin, gel ... Read More

  • Guide to Purchasing a Rotary or Nitrogen Evaporator

    Thursday, September 06, 2012
    Evaporation systems have many industrial, medical, and basic science applications. Read More

  • Do Your Work Cleanly With Gloveboxes

    Thursday, February 02, 2012
    Gloveboxes are used in laboratories across the sciences. This article will focus on the use of gloveboxes in the life sciences—especially in those laboratories housed in academic institutions, government institutions, biotechnology companies, and ... Read More
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