Radikal bebas dapat bersumber dari sinar ultraviolet, radiasi, asap rokok, senyawa kimia karbon tetraklorit dan senyawa hasil pembakaran. Radikal tersebut dapat mengakibatkan timbulnya penyakit deg…
Isolation of flavonoid compound has been done from ethyl acetate fraction of Calophyllum pulcherrimum leaves. Extraction conducted by partition method using ethyl acetate and resulted compound was …