Flavonoid Level Determination in Jamu Pegel Linu in Magelang Regency Using Uv-Visible Spectrophotometry. J. Trop. Pharm. Chem [Internet]. 2025 Feb. 1 [cited 2025 Apr. 19];7(2):90-7. Available from: https://jtpc.ff.unmul.ac.id/index.php/jtpc/article/view/155