狗脊不同炮制品中鞣质的含量测定

Determination of Content of Tannins in Cibot Rhizome and Its Differently Processed Samples

目的 :考察狗脊炮制前后鞣质含量变化情况。方法 :用干酪素法测定鞣质。结果 :炮制后鞣质含量降低。结论 :狗脊炮制可使鞣质含量降低 ,若以鞣质为有效成分时 ,用生品为宜。

Objective: It was to investigate the content alteration of the tannins in cibot rhizome and its processed samples. Method: The casein method was used to determine the content of tannins. Results: The content of tannins decreased after the medicinal material was processed. Conclusion: Processing may decrease the content of tannins in cibot rhizome. The raw was better than the other processed samples if the tannins were used as active constituents.