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This paper compared the national standard reproducibility and repeatability values among several methods that determined multi elements in low alloy steel, including glow discharge atomic emission spectrometry, X-ray fluorescence spectrometry, inductively coupled plasma atomic emission spectrometry and spark source atomic emission spectrum analysis. The data showed better reproducibility and relatively higher repeatability in glow discharge atomic emission spectrometry. Finally, the paper summarized the advantages of glow discharge spectroscopic technology, and discussed the factors that restricted its development.

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By compared the reproducibility and the repeatability values of glow discharge atomic emission spectrometry, X-ray fluorescence spectrometry, inductively coupled plasma atomic emission spectrometry, spark source atomic emission spectrometric analysis on the national standards of the multi-element determination of low-alloy steel, the data show (we found) that the reproducibility of glow discharge atomic emission spectrometry's reproducibility is good, and it's repeatability is relatively high. Finally, the advantages of glow discharge spectroscopy are summarised, and the factors of restricting the development of glow discharge spectroscopy are discussed.
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