Application of a Field Flow Preconcentration System with a Minicolumn Packed with Amberlite XAD-4/1-(2-pyridylazo)-2-naphthol and a Flow Injection-Flame Atomic Absorption Spectrometric System for Lead Determination in Sea Water
Department of Analytical Chemistry, Nutrition and Bromatology, Faculty of Chemistry, University of Santiago de Compostela, 15782-Santiago de Compostela, Spain, ES