RAHARJO, aditya. Optimization of Boiling Time for Maximum Curcuminoid Yield in a Traditional Turmeric Tamarind Jamu Using UV-Vis Spectrophotometry: Optimasi Waktu Perebusan untuk Hasil Kurkuminoid Maksimum dalam Jamu Kunyit Asam Jawa Tradisional Menggunakan Spektrofotometri UV-Vis. Journal of Health Economic and Policy Research (JHEPR), [S. l.], v. 4, n. 1, p. 82–86, 2026. DOI: 10.30595/jhepr.v4i1.378. Disponível em: https://ejournal.ump.ac.id/jhepr/article/view/378. Acesso em: 4 apr. 2026.