UJI PENGHAMBATAN AKTIVITAS ENZIM XANTIN OKSIDASE TERHADAP EKSTRAK KULIT KAYU SECANG (Caesalpinia sappan L.). kjif [Internet]. 2015 Dec. 10 [cited 2026 Oct. 1];3(2):12-7. Available from: https://kjif.unjani.ac.id/kjif/article/view/99