SYNTHESES OF SOME NEW RARE EARTH COMPLEXES WITH 1-PHENYL-3-METHYL-4-BENZOYL-PYRAZOLONE-5

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<正> According to what has been reported in the literature and our work, by using the method of two phase titration we have proved that the complexes formed during the extraction of trivalent rare earth ions RE+++ with extractant of 1-phenyl-3-methyl
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