鞣质

The catechin, ursolic were determined by HPLC.The polysaccharide and tannide were determined by sulphoacid-phenol and complexometric titration methods respectively.

用HPLC法定儿茶素和熊果酸，硫酸-苯法定多糖，络合滴定法定鞣质的含量。

It is found that the pod of the seeds of Gleditsia sinensis Lam. contains tannins, alkaloids, organic acid, carbohydrates,and axunge.

结果表,皂荚含有鞣质、性物质、生物碱、有机酸、糖类、油脂等物质。