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Table 2 Results of precision, repeatability and stability of the three analytes, expressed as RSD (%)

From: Chemical compositions, chromatographic fingerprints and antioxidant activities of Citri Exocarpium Rubrum (Juhong)

Analyte

Precision

Repeatability (n = 5)

Stability (n = 6)

Intra-day RSD (%) (n = 5)

Inter-day RSD (%) (n = 9)

RSD (%)

RSD (%)

t aR

PAb

tR

PA

tR

Contents (mg/g)

tR

PA

1

0.32

0.39

1.39

2.98

0.52

0.94

1.08

1.65

2

0.42

0.44

1.76

1.31

0.07

1.08

0.72

2.71

3

0.47

0.49

1.65

1.69

0.07

0.88

1.53

1.34

  1. 1 Hesperidin, 2 Nobiletin, 3 Tangeretin
  2. aRefers to retention time
  3. bRefers to peak area