Return to Article Details Optimasi Zink Oksida Dan Asam Malat dalam Krim Tabir Surya Kombinasi Avobenzone dan Octyl Methoxycinnamate dengan Desain Faktorial (Optimization of Zinc Oxide and Malic Acid in Sunscreen Cream Combination of Avobenzone and Octyl Methoxycinnamate with Fac Download Download PDF