REMOVAL OF COPPER (II) AND CADMIUM (II) IONS FROM AQUEOUS SOLUTIONS USING BANANA PEELS AND BENTONITE CLAY AS ADSORBENTS. Journal of Engineering and Sustainable Development, [S. l.], v. 19, n. 4, p. 49–68, 2015. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/738.. Acesso em: 19 may. 2024.