Table 2 Different analytical parameters for the detection of F¯ ion at different temperature

Regression equation

Y = sX + C

Y = sX + C

Y = sX + C

Slope (s) (mmol⁻¹)

2.600

2.505

1.677

Intercept (C)

0.983

0.850

0.934

Correlation coefficient (R²)

0.907

0.983

0.988

Standard deviation (σ)

0.098

0.055

0.020

Limit of detection (LOD) = 3.3 × σ/s) (mM)

0.124

0.072

0.040

Limit of quantification (LOQ) = 10 × σ/s) (mM)

0.377

0.219

0.122

Linear range (mM)

0.008–0.041

0.018–0.253

0.008–0.244