Content Determination of Tannin in Platycladus orientalis (L.) Franco and Its Carbonisatus
- VernacularTitle:侧柏叶炮制前后鞣质的含量测定
- Author:
Xiangli ZENG
;
Weian DING
;
Min-Qiu SHAN
;
- Publication Type:Journal Article
- Keywords:
Platycladus orientalis(L.) Franco;
tannic;
content determine
- From:
Chinese Journal of Information on Traditional Chinese Medicine
2006;0(04):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To compare the tannin contents of Platycladus orientalis(L.) Franco and its carbonisatus.Method A tungsten molybdophosphate-casein colorimetric method was used with gallic acid as reference substance.Results The standard curve in the range of 0.026～0.26 mg(r =0.999 4),and the average recovery rate was 97.85%,RSD=1.07%(n =9).Conclusion The method is reliable and can be used to determine the tannic of and its different processed products.
