Formulasi dan Evaluasi Sabun Padat Transparant Ekstrak Frezzed Drying Kayu Secang (Caesalpinia Sappan L) Sebagai Sabun Anti Jerawat: Formulation and Evaluation of Transparent Solid Soap Extract Freezed Drying Sappan wood (Caesalpinia Sappan L) As Anti-Acne Soap. J. Sains. Kes [Internet]. 2021 Aug. 31 [cited 2025 Apr. 11];3(4):531–537. Available from: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/390