Recebido em 27/10/04; aceito em 4/4/05; publicado na web em 10/8/05 DIRECT DETERMINATION OF MOLYBDENUM IN POLYVITAMINIC TABLETS BY VOLTAMMETRY IN NON-AQUEOUS MEDIA. Adsorptive stripping voltammetry carried out in a homogeneous ternary solvent composed of N,N-dimethylformamide, water and ethanol, with α-benzoinoxime (αBO) as the complexing agent for Mo(VI) and a 0.5 mol L -1 acetic acid -sodium acetate buffer as supporting electrolyte was successfully used for the determination of molybdenum in

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... olyvitamin-polymineral tablets. Tablet samples were analyzed and the results were compared with those obtained both by graphite furnace atomic absorption and by recovery tests, with good correlations, indicating that this may be considered as an alternative procedure for routine determination of Mo(VI) in pharmaceutical samples.