Determination of calcium and barium in s
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B. Fua; J.M. Ottaway; J. Marshall; D. Littlejohn
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Article
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1984
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Elsevier Science
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English
β 564 KB
A simple and rapid method is described for the determination of l-40 pg g" calcium in steels by electrothermal atomic emission spectrometry. The sample is dissolved in nitric acid and does not need preconcentration. The use of a recessed platform is shown to improve reproducibility and sensitivity