Add time:08/31/2019         Source:sciencedirect.com

The colored complexes formed by the reaction of dinitrosoresorcinol with Cu(II) and Fe(III) is utilized for the microdetermination of both metal ions either alone or in a binary mixtures. Satisfactory results are obtained when the proper media are utilized in the presence of an excess of the organic ligand. The interference of some ions is also investigated.

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