Drug

Concentration [ng/band]

Intra-day

Inter-day

Area Mean* ± SD

%RSD

Area Mean* ± SD 

%RSD

 

BT

600

592.98±11.76

0.57

585.36±10.15

0.47

900

910.91±22.04

0.84

913.72±16.06

0.52

1200

1213.04±19.02

0.71

1313.09±9.28

0.23

 

TM

1000

2007.36±32.61

1.36

2003.10±33.99

1.36

2000

3377.72±50.36

1.42

2980.14±39.22

1.15

3000

3998.87±33.45

0.74

3951.11±63.83

1.46

* average of three estimations at each level
Table 1: Result of precision study.