Table 1 (a) Electrochemical response properties of the proposed sensors for FLU detection

Slope ± SD (mV/decade) ^a

-57.408

-58.211

Intercept (mV)

189.58

182.88

Accuracy (Mean ±

SD)

100.70

± 1.23

100.37

± 0.66

Linear concentration range (M)

1 × 10^− 5 to 1 × 10^− 2

1 × 10^− 5 to 1 × 10^− 2

Correlation coefficient

1.000

0.999

Stability(days)

30

60

working pH range

6–10

6–11

Dynamic response(sec.)

15–30

10–12

Recovery %

±SD of calibration

1.50

1.51

Interday RSD% ^b

1.710

0.860

Intraday RSD% ^c

1.090

0.190

Variance

1.22

1.20

LOD

6.5 × 10^− 6

7.0 × 10^− 6