The purity of 3 total flavones extracted by AB-8,D101,ADS-17 respectively all reached required standard of >50%. The total flavones by ADS-17 was as high as 67.78%.

• 3种刘寄奴总黄酮含量均达到50%25以上；且以ADS-17型大孔树脂富集所得的总黄酮含量最高；达到67.；78%25。