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Table 2 Validation of the fingerprint method ( n= 3)

From: Fingerprint analysis of processed Rhizoma Chuanxiong by high-performance liquid chromatography coupled with diode array detection

  Stability (RSD, %) Precision (RSD, %) Repeatability (RSD, %)
Peak No. RRT RPA RRT RPA RRT RPA
1 0.04 2.06 0.06 2.07 0.03 0.67
2 0.06 2.57 0.07 2.40 0.02 1.14
3 0.07 2.57 0.08 2.25 0.02 1.55
4 0.05 1.98 0.06 1.79 0.03 0.66
5 0.05 1.96 0.05 1.77 0.03 0.83
6 0.03 1.81 0.04 2.05 0.01 1.09
7(S)
8 0.01 1.89 0.00 1.69 0.01 0.69
9 0.01 1.80 0.00 2.48 0.01 2.32
10 0.01 2.45 0.01 2.31 0.01 2.20
11 0.01 1.93 0.01 1.73 0.02 0.46
12 0.01 2.15 0.01 2.44 0.02 2.19
13 0.02 1.33 0.01 0.65 0.03 1.77
14 0.02 1.26 0.01 1.32 0.03 2.64
15 0.02 1.60 0.02 2.04 0.03 1.72