Skip to main content

Table 3 Repeatability, intraday and interday precisions, and stability, recovery of 5 representative compounds from Dendrobium officinale

From: Simultaneous identification and determination of flavonoids in Dendrobium officinale

Compounds

Repeatability RSD (%) (n = 6)

Precisions

Stability

RSD (%) (n = 6)

Recovery (%)

Intra-day (n = 6)

Inter-day (n = 3)

Content (μg)

Spiked (μg)

Found (μg)

mean ± SD

RSD (%)

Apigenin-6,8-di-C-β-d-glucoside

0.61

0.50

0.80

0.43

21.62

22.21

44.62

101.54

1.24

Apigenin-6-C-β-d-xyloside-8-C-β-d-glucoside

1.10

1.31

1.28

1.31

14.51

15.20

29.93

101.04

0.93

Schaftoside

2.60

1.84

2.32

2.13

2.90

2.81

5.90

102.11

2.93

Isoviolanthin

1.38

1.37

1.65

1.45

39.37

39.44

78.95

100.81

1.16

Rutin

1.50

2.57

2.45

2.190

6.61

6.32

12.91

100.72

1.84