OPTIMIZATION OF LIQUID SOAP SOAP (Caesalpinia sappan L.) LIQUID ETHANOL EXTRACT WITH KOH, STEARIC ACID AND SITRATE ACID USING SIMPLEX LATTICE DESIGN METHOD AND THE EFFECT OF ANTIBACTERIA ON STAPYLOCOCUSUSUSCATC 25259. infokes [Internet]. 2019 Sept. 10 [cited 2026 May 10];9(2):7-12. Available from: https://ojs.udb.ac.id/infokes/article/view/826