Skip to main content

Table 3 Characteristics of performance of FUR sensors

From: Application of ion pair complexes to design novel potentiometric membrane sensors for direct determination of frusemide in pharmaceuticals

Parameters FUR-BPB sensor FUR-BCG sensor
Calibration range, mol/L 2.40 × 10-5 to 2.40 × 10-3
LOD, mol/L 9.1 × 10-6 1.18 × 10-5
Slope of calibration curve (m), mV/decade 58.73 ± 1 57.65 ± 1
Intercept of calibration curve (b), mV 322.80 336.89
Correlation coefficient of calibration curve (r) 0.9987 0.9980
Response time, s 10 10
Working pH, 3.71
Temperature, °C 23–37
Life span of sensors, days 60