Parameter | Value or range |
---|---|
Range | 1.38 × 10−4–1 × 10−2 mol L−1 |
Linearity | |
Slope (S) | 59.00 ± 0.47 |
Correlation coefficient (r) | 0.993 |
Intercept | 49.5 |
Limit of detection (LOD)* | 1 × 10−4 mol L−1 |
Working pH range | 4.5–8.5 |
Response time (Rs) | 4 s |
Electrode life time | 14 days |
Accuracy** (mean ± SD) | 99.46 ± 0.403 |
Precision (RSD%) | |
Repeatability*** | 1.155 |
Intermediate precision**** | 1.298 |