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Table 3 Precision data for the determination of the studied analytes by the proposed method

From: Rapid micellar HPLC analysis of loratadine and its major metabolite desloratadine in nano-concentration range using monolithic column and fluorometric detection: application to pharmaceuticals and biological fluids

Parameter

LOR

DSL

20.0 ng/mL

100.0 ng/mL

200.0 ng/mL

20.0 ng/mL

100.0 ng/mL

200.0 ng/mL

Intraday precision

 % found

99.85

99.45

98.47

99.7

100.21

99.4

96.23

100.1

100.078

97.179

99.77

97.82

97.78

98.19

99.7

98.78

98.87

101.31

 Mean

97.95

99.25

99.42

98.55

99.62

99.51

 SD

1.82

0.97

0.84

1.28

0.68

1.75

 % RSD

1.85

0.98

0.85

1.30

0.69

1.76

 % error

1.07

0.57

0.49

0.75

0.40

1.01

Interday precision

 % found

97.25

100.43

99.46

100.58

99.47

98.63

100.48

97.6

97.84

101.01

97.58

97.01

99.95

99.85

98.724

99.85

100.94

100.78

 Mean

99.23

999.29

98.67

100.48

99.33

98.81

 SD

1.73

1.50

0.81

0.59

1.68

1.89

 % RSD

1.75

1.51

0.82

0.58

1.70

1.91

 % error

1.01

0.87

0.48

0.34

0.98

1.11

  1. Each result is the average of three separate determinations
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BMC Chemistry

ISSN: 2661-801X

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