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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