SUYANTA, Suyanta; SUNARTO, Sunarto; KRISTIANUNGRUM, Susila; PAMBAYUN, Lalang Egalitera. The effect of zeolite activation and time variation of batch method on the adsorption effectiveness of iron metal ions. Jurnal Penelitian Saintek, Yogyakarta, Indonesia, v. 30, n. 1, 2026. DOI: 10.21831/jps.v30i1.91097. Disponível em: https://jurnal.uny.ac.id/index.php/saintek/article/view/91097. Acesso em: 23 may. 2026.