Identifikasi Senyawa Metabolit Sekunder Dan Aktivitas Antioksidan Ekstrak Can…

ABSTRACT Sea urchin shell (Diadema setosum) is a waste that has not been well utilized but has the potential to contain high antioxidants. This study aims to determine the yield value and chemical composition (proximate) of sea urchin shell flour, determine the secondary metabolite compounds (quantitative and qualitative) and antioxidant activity in sea urchin shell extract with different co…