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. 2018 Aug 23;8(5):312–317. doi: 10.1016/j.jpha.2018.08.003

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