[Application of TLC to tannin measurement].
There has been little report on the use of in measuring tannin in traditional Chinese medicinal preparations by TLC. Gallic acid, the decomposd product of tannin, was in bright yellow and green color, showing a strong specificity. The measurement of gallic acid can provide reliable indexes for quality assay of TCM preparations.
Lei
Q
Q
Xijing Hospital, 4th Military Medical University, Xi'an.
Zhao
Y
Y
Luo
H
H
Yu
S
S
Li
D
D
D002855:Chromatography, Thin Layer / Q000379:methods; D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D005707:Gallic Acid / Q000032:analysis; D011786:Quality Control; D013634:Tannins / Q000032:analysis*
D004365:Drugs, Chinese Herbal; D013634:Tannins; D005707:Gallic Acid