Table 9 Intra- and inter-day precision (n = 6)
Samples | Inj. No | Intraday precision of FBP | Interday precision of FBP | ||
|---|---|---|---|---|---|
Peak area I | Peak area II | Day 1 Peak area I | Day 2 Peak area II | ||
1 | 1 | 1459.58 | 1459.74 | 1492.47 | 1498.87 |
2 | 2 | 1458.35 | 1457.63 | 1487.74 | 1512.14 |
3 | 3 | 1458.39 | 1458.39 | 1496.31 | 1502.36 |
4 | 4 | 1454.56 | 1455.23 | 1482.23 | 1507.14 |
5 | 5 | 1457.56 | 1456.49 | 1489.65 | 1513.21 |
6 | 6 | 1457.90 | 1456.62 | 1491.21 | 1514.42 |
Mean | 1457.72 | 1455.06 | 1489.93 | 1516.59 | |
% Amount found | 100.25 | 100.30 | 102.50 | 104.40 | |
SD | 0.87 | 1.49 | 5.15 | 9.39 | |
%RSD | 0.06 | 0.10 | 0.35 | 0.62 | |
Mean of 2 | 1456.39 | Mean of 2 | 1503.26 | ||
SD | 1.18 | SD | |||
%RSD | 0.081 | %RSD |