Determination of Catechin Content in Green and Black Tea (Camellia sinensis L.) by UV-Vis Spectrophotometric Method. Jurnal Sains dan Kesehatan, [S. l.], v. 6, n. 1, p. 24–30, 2024. DOI: 10.30872/j.sains.kes.v6i1.301. Disponível em: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/301. Acesso em: 3 apr. 2025.