BATRISYA, Batrisya; SUYANTA, Suyanta. Separation of Manganese Metal Ions with Natural Zeolite Adsorbents and Activated Charcoal of Shall Water use Column Adsorption Method. Indonesian Journal of Chemistry and Environment, [S. l.], v. 3, n. 1, p. 7–12, 2021. DOI: 10.21831/ijce.v3i1.40815. Disponível em: https://journal.uny.ac.id/index.php/ijoce/article/view/40815. Acesso em: 18 may. 2025.