Quality by Design Approach for the Development and Validation of Glipizide, an Antidiabetic Drug, by RP-UPLC with Application to Formulated Forms and Urine

Table 3

Linearity and regression parameters with precision data.

Parameter	Value
Linear range, µg mL^−1	0.005–300
Limits of quantification (LOQ), µg mL^−1	0.005
Limits of detection (LOD), µg mL^−1	0.001
Regression equation
Slope (𝑏)	11701.20
Intercept (𝑎)	5660.74
Correlation coefficient (𝑟)	0.99999