Direct Determination of Nd and Er in Mixed Rare Earths by Using Derivative Spectrophotometry

Direct Determination of Nd and Er in Mixed Rare Earths by Using Derivative Spectrophotometry[J]. Rock and Mineral Analysis, 1992, (4): 333-335.

Citation:

Direct Determination of Nd and Er in Mixed Rare Earths by Using Derivative Spectrophotometry[J]. Rock and Mineral Analysis, 1992, (4): 333-335.

Citation:

Direct Determination of Nd and Er in Mixed Rare Earths by Using Derivative Spectrophotometry[J]. Rock and Mineral Analysis, 1992, (4): 333-335.

ABSTRACT

The spectral characteristics of 4f electron transitions for some rare earth complexes formed with l-phenyl-3-methyl-4-benzoylpyrazolone-5 in the presence of triton X-100 are studied. A phtometric method is suggested to determine directly Nd and Er in mixe

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