RESTU, Witta Kartika et al. Formulation and Characteristics of Sunscreen Cream based on Isolated Lignin from Oil Palm Empty Fruit Bunch (OPEFB) : Formulation and Characteristics of Sunscreen Cream . Jurnal Sains Materi Indonesia, [S. l.], v. 26, n. 2, p. 122–130, 2025. DOI: 10.55981/jsmi.2025.6199. Disponível em: https://ejournal.brin.go.id/jsmi/article/view/6199. Acesso em: 19 sep. 2025.