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Recebido em 14/7/98; aceito em 16/8/99 ALTERNATIVE PROCESS FOR REMOVAL OF COPPER AND NICKEL IN AQUEOUS SOLU-TIONS, USING CHITOSAN -POLY(VINYL ALCOHOL) CAPSULES. Capsules were prepared from chitosan (QTS)-poly(vinyl alcohol) (PVA) blend by saline coacervation and then by formalization. A adsorbent based on chitosan, insoluble on acid solution, was obtained. The morphology, average diameters of QTS/PVA capsules and their pores were studied by using scanning electron microscopy. Thedoi:10.1590/s0100-40422000000100003 fatcat:7qd6zbww7rcgvmkkzdri5qr7te