Table 1 Calibration curves for the six marker components of A. capillaris (n = 3)
Component | Linear range (μg/mL) | Regression equationa | r 2 | LOD (ng/mL) | LOQ (ng/mL) |
|---|---|---|---|---|---|
Chlorogenic acid | 0.78–50.00 | Y = 32627.70x – 4523.06 | 1.0000 | 126.49 | 421.62 |
Caffeic acid | 0.16–10.00 | Y = 60172.54x – 1297.07 | 0.9999 | 43.64 | 145.45 |
Hyperoside | 0.78–50.00 | Y = 25100.81x + 2699.33 | 0.9999 | 39.56 | 132.88 |
Isoquercitrin | 0.16–10.00 | Y = 26489.61x + 23.88 | 1.0000 | 38.40 | 128.00 |
Isochlorogenic acid A | 2.34–150.00 | Y = 38075.16x – 21283.50 | 0.9999 | 51.62 | 172.06 |
Scoparone | 0.78–50.00 | Y = 37297.38x + 3577.02 | 0.9999 | 51.24 | 170.79 |