Karlina DW, Noval N, Yuwindry I. Formulasi dan Evaluasi Nano Spray Gel dengan Ekstrak Daun Sirih Merah (piper crocatum Ruiz & Pav) Sebagai Antioksidan dengan Variasi Konsentrasi Carbopol 940: Optimization Formulation and Evalution of Nano Spray Gel with Red Betel Leaf Extract (piper crocatum Ruiz & Pav) as Antioxidant with Variation of Carbopol 940 Concentration. J Surya Medika [Internet]. 2024Aug.4 [cited 2024Aug.9];10(2):288-301. Available from: https://journal.umpr.ac.id/index.php/jsm/article/view/7754