Table 3.
Calibration curve equations prepared on three consecutive days with related goodness-of-fit parameters.
| Day | Calibration equation | PRA (%) | R2 |
|---|---|---|---|
| 1 | y = 14012× - 6192 | 91.0 | 0.9939 |
| 2 | y = 11655× - 5677 | 96.9 | 0.9975 |
| 3 | y = 15663× - 4593 | 96.3 | 0.9992 |
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