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Related Experiment Videos

Single-element solution comparisons with a high-performance inductively coupled plasma optical emission spectrometric

M L Salit1, G C Turk, A P Lindstrom

  • 1Chemical Science and Technology Laboratory, National Institute of Standards and Technology, Gaithersburg, Maryland 20899-8391, USA. salit@nist.gov

Analytical Chemistry
|October 30, 2001
PubMed
Summary

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A new solution-based inductively coupled plasma optical emission spectrometric (ICP-OES) method achieves 0.1% uncertainty for elemental analysis. This high-performance ICP-OES offers superior accuracy for 64 elements.

Area of Science:

  • Analytical Chemistry
  • Spectroscopy

Background:

  • Inductively coupled plasma optical emission spectrometry (ICP-OES) is a widely used technique for elemental analysis.
  • Improving the precision and accuracy of ICP-OES remains a key objective in analytical chemistry.

Purpose of the Study:

  • To develop and present a solution-based ICP-OES method with significantly improved performance.
  • To demonstrate the capability of determining 64 different elements with high accuracy.

Main Methods:

  • Utilized contemporary spectrometers to their full potential.
  • Implemented strategies to mitigate measurement and sample handling noise.
  • Developed a robust method for elemental determination with minimal uncertainty.

Main Results:

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  • Achieved relative expanded uncertainties on the order of 0.1% for single-element determinations.
  • Presented aggregate performance results for the method across 64 elements.
  • Demonstrated superior performance compared to previously reported ICP-OES methods.

Conclusions:

  • The developed technical strategies constitute a high-performance ICP-OES.
  • The method enables accurate elemental analysis with unprecedented precision.
  • This approach advances the capabilities of ICP-OES for various applications.