Determination of the Content of Vitamin E in Muyan Capsule by First-Derivative Spectrophotometry
- VernacularTitle:一阶导数光谱法测定慕颜胶囊中维生素E的含量
- Author:
Jian CAO
;
Linqing HUANG
;
Fang WANG
;
Xuemei HE
;
Enjuan ZHANG
- Publication Type:Journal Article
- Keywords:
First-derivative spectrophotometry;
Muyan capsule;
Vitamin E;
Content determination
- From:
China Pharmacy
2005;0(22):-
- CountryChina
- Language:Chinese
-
Abstract:
OBJECTIVE:To determine vitamin E in muyan capsule.METHODS:The content of vitamin E in muyan capsule was determined by first-derivative spectrophotometry with detection wavelength at 230nm.RESULTS:The linear range of vitamin E was 14.98 ～ 24.96? g? mL-1(r=0.999 8).The average recovery of vitamin E was 100.1%(RSD=0.26%).CONCLUSION:The method is simple,rapid and accurate,and applicable for the determination of vitamin in muyan capsule.
