
Concurrent analysis of bioactive triterpenes oleanolic acid and β-amyrin in antioxidant active fractions of Hibiscus calyphyllus, Hibiscus deflersii and Hibiscus micranthus grown in Saudi Arabia by applying validated HPTLC method
Keywords: β-آمیرین; Antioxidants; β-Amyrin; Hibiscus spp.; HPTLC; Oleanolic acid; Triterpenes;