SYARIFUDDIN, Dzakiyyah; TAHRIL; AMINAH, Sitti; ARWANSYAH. Uji Aktivitas Antioksidan pada Ekstrak Daun Jambu Biji (Psidium Guajava L) Menggunakan DPPH (2,2-Difenil-1-Pikrilhidrazil). Journal of Education Research, [S. l.], v. 7, n. 2, p. 549–560, 2026. DOI: 10.37985/jer.v7i2.3577. Disponível em: https://mail.jer.or.id/index.php/jer/article/view/3577. Acesso em: 2 jul. 2026.