HUSEIN, Saddam; PERMANA, Rafi Andrean; AMALIA, Putri; NUSANTARI, Candra Saka. Functional Group Profiling of Gelatin-Based Transparent Capsule Shells Using FTIR-ATR Spectroscopy. Sains Natural: Journal of Biology and Chemistry, [S. l.], v. 16, n. 2, p. 50–61, 2026. DOI: 10.31938/jsn.v16i2.976. Disponível em: https://ejournalunb.ac.id/JSN/article/view/976. Acesso em: 22 jun. 2026.