Use of CMC Na as Gelling Agent in Nanoemulgel Formulation of Methanol Extract of Sappan Wood (Caesalpinia sappan L). J. Trop. Pharm. Chem [Internet]. 2022 Jun. 30 [cited 2025 Dec. 6];6(1):21-9. Available from: https://jtpc.ff.unmul.ac.id/index.php/jtpc/article/view/215