The determination of trace rare earth impurities in the high-purity Lanthanum oxide by chemical spectrographic analysis is reported in this paped. The matrix, La2O3, was separated by the extraction-eluating resin P507. The remained rare earth impurities were absorpted by carbon powder. The rare earth impurities absorpted were determinated in carrier KBH4 by spectrographic analysis. The trace rare earth impurities in 99.9999% La2O3 can be determinated by this method.
[Determination of trace rare earth impurities in the high-purity lanthanum oxide by chemical spectrographic analysis] Publishing Authors By Initials
[Determination of trace rare earth impurities in the high-purity lanthanum oxide by chemical spectrographic analysis] Journal Published:
PUBLICATION TYPE: Research Support, Non-U.S. Gov
Journal: Guang pu xue yu guang pu fen xi = Guang pu
VOLUME: 18
Page Numbers: 63-6
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ISSN: 1000-0593
DAY: 6
MONTH: Feb
YEAR: 1998
[Determination of trace rare earth impurities in the high-purity lanthanum oxide by chemical spectrographic analysis] Information
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LANGUAGE: chi
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Grant and Affiliation Information for [Determination of trace rare earth impurities in the high-purity lanthanum oxide by chemical spectrographic analysis]
AFFILIATION: National Analytical Research Center of Electrochemistry and Spectroscopy Changchun Institute of Applied Chemistry, Academia Sinica, 130022 Changchun.
Country: China
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MEDLINETA: Guang Pu Xue Yu Guang Pu Fen X
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