Crude extracts were extracted from Sophra japonica L.with 75 % alcohol.Rutin was obtained from the crude extracts by alkine extraction and acid precipitation.

用75%乙醇提取了槐花米中具有抗性粗提物,然后通过碱提酸沉法该粗提物中提取了,并制备了水解产物槲皮素。

To provide proof of grafting, modified hydrolysate was identified by indanthrone, the IR and amino acid composition analysis of hydrolysate and modified hydrolysate were studied.

对改性产品以茚三酮法进行分析,对铬鞣革屑水解产物及其改性产品进行IR分析和氨基酸分析。