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Table 4 Summary of accuracy, precision and recovery for the analytes in rat plasma. Values represent the means ± standard error (n = 6)

From: Pharmacokinetics of five phthalides in volatile oil of Ligusticum sinense Oliv.cv. Chaxiong, and comparison study on physicochemistry and pharmacokinetics after being formulated into solid dispersion and inclusion compound

Analyte

Concentration (ng/ml)

Intra-day

Inter-day

Recovery

(%, mean ± SD)

Accuracy (%)

RSD (%)

Accuracy (%)

RSD (%)

SA

168.67

86.23 ± 3.62

3.89

85.78 ± 5.89

8.37

82.14 ± 4.21

337.34

89.33 ± 6.55

7.01

86.87 ± 6.21

7.32

84.36 ± 4.87

647.68

92.10 ± 4.10

5.89

89.24 ± 3.39

3.60

85.01 ± 5.87

NBP

10.25

88.11 ± 5.88

6.21

85.05 ± 7.21

7.44

89.02 ± 5.32

20.50

90.21 ± 5.73

5.93

87.32 ± 6.11

6.32

88.14 ± 6.01

41.00

92.01 ± 4.21

4.55

90.00 ± 7.25

9.62

91.39 ± 3.65

NOL

50.32

90.36 ± 3.55

3.71

89.32 ± 8.26

8.88

80.69 ± 3.01

100.65

91.30 ± 2.89

3.21

90.36 ± 7.69

7.86

84.32 ± 2.95

201.30

89.52 ± 3.40

3.66

87.09 ± 4.14

4.33

85.24 ± 4.14

ZL

180.84

86.33 ± 6.55

7.32

86.48 ± 6.55

7.33

85.55 ± 4.95

361.69

85.99 ± 3.60

3.88

86.44 ± 6.47

6.69

82.36 ± 5.22

723.38

90.78 ± 4.87

5.09

87.05 ± 4.89

5.38

86.77 ± 4.44

BP

11.39

86.57 ± 6.28

8.15

87.19 ± 8.47

10.32

77.88 ± 8.88

22.78

85.99 ± 6.02

6.25

85.84 ± 8.49

9.14

75.36 ± 7.62

45.55

87.64 ± 6.30

6.74

86.28 ± 9.01

8.96

79.32 ± 5.36