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A novel method for speciation of Cr(III) and Cr(VI) and individual determination using Duolite C20 modified with active hydrazone

Inorganic ChemistryEnvironmental ChemistryChemical MeasurementEngineeringBiochemistryDuolite C20Natural SciencesEnvironmental Analytical ChemistryAnalytical ChemistryActive HydrazoneChemistryIndividual DeterminationChromatographyDrug Analysis