Future Journal of Pharmaceutical Sciences

Table 3 Summary of validation parameters

From: Exploration of 1, 2-naphthoquinone-4-sulfonate derivatizing reagent for determination of chlorthalidone in tablets: a spectrophotometric investigation

Parameters	Outcomes of parameters
Linearity range (μg/mL)	2–12
Accuracy
Mean recovery % (% RSD)	99.32 ± 0.70 0.71
Precision (n = 3)
Intra-day precision (% RSD)	0.36–0.82
Inter-day precision (% RSD)	0.56–1.20
LOD (μg/mL)	0.58
LOQ (μg/mL)	1.72
Robustness	Robust
% Assay of drug	99.17 ± 0.40

% RSD percent relative standard deviation

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