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Table 23 Validation parameters for l-glutathione

From: Development and validation of a stability indicating green analytical method for the simultaneous estimation of l-glutathione, n-acetyl l-cysteine and Vitamin C in marketed formulation using UV–visible spectroscopy

Validation parameter

l-glutathione

Absorption maxima (nm)

218 nm

Linearity range

50–250 µg/mL

Coefficient of regression (R2)

0.998

Regression equation

0.001x − 0.3497

Slope (b)

0.001

Intercept (a)

0.3497

Limit of detection (LOD)

10.43 µg/ mL

Limit of quantification (LOQ)

31.60 µg/ mL