The effect of ZnCl2 concentration as extraction medium and sweet potato starch (Ipomoea batatas L.) addition on the characteristics of extract pandan edible film. JITIPARI [Internet]. 2026 Mar. 15 [cited 2026 Oct. 28];11(1):48-60. Available from: https://ejurnal.unisri.ac.id/index.php/jtpr/article/view/12114