Christina OD, Yudhantara SM, Solichah AI, Bulu ATI. Identification of Pharmaceutical Chemicals in Pegal Linu Herbal Medicine Using Infrared Spectroscopy**. JFSI [Internet]. 2026Feb.19 [cited 2026Feb.19];8(2):150-6. Available from: https://jurnal.stifera.ac.id/index.php/jfsi/article/view/1122