Validation and Application of Screen-Printed Microchip for Potentiometric Determination of Metformin Hydrochloride in Tablet Dosage Form

Table 1

Quantitative parameter of linearity.

Parameter	MET
Linear range (mol L^−1)	0.00001–0.1
Intercept	56.02
Slope	33.98
Correlation coefficient (r)	0.999
LOD, (mol L^−1)	2.89 × 10^−6
LOQ, (mol L^−1)	8.77 × 10^−6