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Table 2 Intra-assay and inter-assay precision and accuracy for determination of LND in spiked human plasma

From: Trace determination of lenalidomide in plasma by non-extractive HPLC procedures with fluorescence detection after pre-column derivatization with fluorescamine

Nominal conc. (ng/mL)

Intra-assay a

Inter-assay b

 

Measured conc. (ng/mL)

Recovery (%) *

Measured conc. (ng/mL)

Recovery (%) *

5

4.935

99.70

5.230

104.60

10

9.793

97.93

10.080

100.80

20

20.66

103.30

19.810

99.05

30

30.399

101.33

30.621

102.07

40

41.103

102.76

40.380

100.95

50

51.823

103.65

50.610

101.22

75

73.96

98.61

75.578

100.77

100

99.494

99.49

97.85

97.85

Mean ± S.D.

 

100.85 ± 2.07

 

100.91 ±1.87

  1. a : Average of three replicates.
  2. b : Average of four replicates.
  3. * : %RSD not exceeding 2%.