From: Quantitative analysis of two isoflavones in Pueraria lobata flowers from eleven Chinese provinces using high performance liquid chromatography
Compounds
Concentration
(μg/mL)
Intra-day RSD%
(n= 6)
Inter-day RSD%
30.5
1.90
1.97
Tectoridin
60.9
1.03
1.86
118.5
0.82
1.52
38.1
1.65
1.98
6"-O-xylosyl-tectoridin
69.4
0.78
1.95
129.7
0.72
1.41