Table 2: Results parameters of the calibration curve for linearity.
Nominal Concentration |
Batch No: 1 |
Batch No: 2 |
Batch No: 3 |
Mean Conc. Found ng/mL) |
CV (%) |
RE (%) |
|||
(ng/mL) |
Conc. Calc. (ng/mL) |
RE (%) |
Conc. Calc. (ng/mL) |
RE (%) |
Conc. Calc. (ng/mL) |
RE (%) |
|||
80 |
81.003 |
1.254 |
81.652 |
2.065 |
80.933 |
1.166 |
81.196 |
0.489 |
1.495 |
160 |
157.254 |
-1.716 |
155.385 |
-2.884 |
158.291 |
-1.068 |
156.977 |
0.938 |
-1.890 |
1000 |
950.323 |
-4.968 |
923.096 |
-7.690 |
923.346 |
-7.665 |
932.255 |
1.678 |
-6.774 |
5000 |
4967.102 |
-0.658 |
4866.849 |
-2.663 |
4882.811 |
-2.344 |
4905.587 |
1.098 |
-1.888 |
10000 |
9858.516 |
-1.415 |
9983.440 |
-0.166 |
9768.969 |
-2.310 |
9870.308 |
1.091 |
-1.297 |
20000 |
20484.544 |
2.423 |
20757.970 |
3.790 |
20621.681 |
3.108 |
20621.398 |
0.663 |
3.107 |
27000 |
27414.217 |
1.534 |
27639.417 |
2.368 |
27603.290 |
2.234 |
27552.308 |
0.439 |
2.046 |
30000 |
31063.874 |
3.546 |
31554.001 |
5.180 |
32063.658 |
6.879 |
31560.511 |
1.584 |
5.202 |
Conc: Concentration; CV: Coefficient of Variation; RE: Relative error (Accuracy).