Table 2 Response characteristics of moxifloxacin-PVC matrix membrane sensors
Parameter | MOX-TPB | MOX-PM | MOX-PT |
|---|---|---|---|
Slope, (mV/ decade) | 53.0 × 0.5 | 54.5 × 0.5 | 55.0 × 0.5 |
Intercept, mV | 137.8 × 0.5 | 143.03 × 0.5 | 141.78 × 0.5 |
Correlation coefficient, (r) | 0.996 | 0.995 | 0.995 |
Lower limit of detection (LOD), M | 4.0 × 10-6 | 5 × 10-6 | 5 × 10-6 |
Lower limit of quantification (LOQ), M | 3.0 × 10-6 | 4.0× 10-6 | 4.0 × 10-6 |
Response time for 1 × 10 -3 M solution, s | 30 × 0.5 | 30 × 0.5 | 30 × 0.5 |
Working pH range | 6.0 - 9.0 | 6.0 - 9.0 | 6.0 - 9.0 |