Nikita Puspa, Rahmat Hidayat, Alfina Nurrahman. The Effect Of Variations In Carbopol Concentration On The Physical Characteristics And SPF Value Of Sunscreen Spray Gel With Ethanol Extract Of Kepok Banana Flowers (Musa Acuminata X M. Balbisiana) By UV-Vis Spectrophotometry. IJHET [Internet]. 2026 Mar. 12 [cited 2026 Jun. 13];4(6). Available from: https://www.afdifaljournal.com/journal/index.php/ijhet/article/view/637