Parameters | Column (A) | Column (B) | ||||
---|---|---|---|---|---|---|
Concentration (ng/mL) | Concentration (ng/mL) | |||||
30 | 70 | 150 | 30 | 70 | 150 | |
Intraday | ||||||
% Found | 95.70 | 99.06 | 99.83 | 101.05 | 99.51 | 99.77 |
93.62 | 97.15 | 99.76 | 92.25 | 96.37 | 97.52 | |
100.94 | 100.58 | 99.79 | 95.06 | 97.59 | 99.50 | |
(\( \overline{{\text{x}}} \)) | 96.75 | 98.93 | 99.79 | 96.12 | 97.82 | 98.93 |
± SD | 3.77 | 1.72 | 0.04 | 4.50 | 1.58 | 1.23 |
%RSD | 3.90 | 1.74 | 0.04 | 4.68 | 1.62 | 1.24 |
%Error | 2.25 | 1.00 | 0.02 | 2.70 | 0.93 | 0.72 |
Inter-day | ||||||
% Found | 98.69 | 97.19 | 99.92 | 100.19 | 98.41 | 100.21 |
101.55 | 98.21 | 100.13 | 96.79 | 103.68 | 97.25 | |
97.43 | 98.37 | 99.87 | 97.74 | 98.49 | 99.77 | |
(\( \overline{{\text{x}}} \)) | 99.22 | 97.92 | 99.97 | 98.24 | 100.19 | 99.80 |
± SD | 2.11 | 0.64 | 0.14 | 1.75 | 3.02 | 1.60 |
%RSD | 2.13 | 0.65 | 0.14 | 1.79 | 3.01 | 1.61 |
%Error | 1.23 | 0.38 | 0.08 | 1.03 | 1.74 | 0.93 |