Optimization study of preparation Iraqi grape seeds activated carbon for cadmium ion removal from aqueous solution. Journal of Madenat Alelem, [S. l.], v. 14, n. 3, p. 1–7, 2022. Disponível em: https://journal.mauc.edu.iq/index.php/JMAUC/article/view/452. Acesso em: 23 feb. 2026.