Validation of Modification of Volumetric Methode of Determination of Sn (Tin) Concentration on Tin Concentrates: Validasi Modifikasi Metode Volumetrik Penentuan Konsentrasi Sn (Timah) Pada Konsentrat Timah. Stannum : Jurnal Sains dan Terapan Kimia, [S. l.], v. 3, n. 2, p. 41–48, 2021. DOI: 10.33019/jstk.v3i2.2338. Disponível em: https://journal.ubb.ac.id/index.php/stannum/article/view/2338. Acesso em: 23 jul. 2026.