ROSMAINAR, Lilis; YANWERICO, Manuel. Analysis of Ranitidine Hydrochloride Content in Drug X Samples Using A UV-Visible Spectrophotometry. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 12, n. 2, p. 226–231, 2024. DOI: 10.33394/hjkk.v12i2.11059. Disponível em: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/11059. Acesso em: 16 aug. 2025.