罗汉果花中槲皮素和山奈酚含量的测定

Quantitative Determination of Quercetin and Kaempferol in Momordica Grosvenori Flowers

以罗汉果雌花和雄花为材料,用高效液相色谱仪,以保留时间定性、外标法定量,研究罗汉果花中槲皮素和山奈酚的含量。结果表明:罗汉果花不含槲皮素,雌花和雄花中含有山奈酚苷元,含量分别为1.05%、0.49%。

The female and male flowers of Momordica grosvenori were used as mateiral,and their contents of quercetin and kaempferol were determined by HPLC,identified by the method of retention time,and quantified by external standard method.The results showed that Momordica grosvenori flowers contained no quercetin but aempferol,whose content was 1.05% and 0.49% in the female and male flowers.