Activated Carbon from Sugarcane (Saccharum officinarum L.) Bagasse for Removal Ca2+ and Mg2+ Ion from Well Water. Stannum : Jurnal Sains dan Terapan Kimia, [S. l.], v. 2, n. 2, p. 57–67, 2020. DOI: 10.33019/jstk.v2i2.1877. Disponível em: https://www.journal.ubb.ac.id/index.php/stannum/article/view/1877. Acesso em: 25 apr. 2026.