Indirect determination of total yttrium and lanthanides by flame atomic absorption measurement of magnesium after extraction of their ternary complexes with purpurin (1,2,4-trihydroxyanthraquinone) and magnesium into isobutyl methyl ketone
1998 ◽
Vol 13
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pp. 765-768
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1993 ◽
Vol 66
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pp. 774-777
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2019 ◽
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pp. 152-174
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1974 ◽
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pp. 180-183
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pp. 875-880
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pp. 503-508
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