Table 1.
The linearity, precision, and stability of the official HPLC-UV for ginseng.
Component | Curvilinear equation | R2 | Linearity range (mg/mL) | Precision (%, RSD) |
Stability (%, RSD) | |
---|---|---|---|---|---|---|
Inter-day | Intra-day | |||||
GRg1 | Y = 3115.4X − 10.8830 | 0.9998 | 0.0512–0.5120 | 2.20 | 1.66 | 3.03 |
GRe | Y = 2750.6X − 14.5050 | 0.9997 | 0.0503–0.5030 | 0.28 | 2.06 | 1.26 |
GRb1 | Y = 2287.6X + 3.8394 | 0.9991 | 0.0537–0.5365 | 0.60 | 4.43 | 2.26 |