Table 3.

The UV-Spectroscopy validation parameters for Ketoprofen (The dissolution medium was 0.1N HCl at 37 °C and data are expressed as mean ± SD).

Validation Parameter		Value	acceptable specificity
Calibration range $\left(\frac{\mathit{\mu g}}{\mathit{ml}}\right)$		1.6 -16	-
Calibration points		5	> 3
Correlation coefficient $\left(R^2\right)$		0.9996±0.0002	-
Slope		0.1001±0.0070	-
Intercept		0.0211±0.0025	-
LOD $\left(\frac{\mathit{\mu g}}{\mathit{ml}}\right)$		0.084	-
LOQ $\left(\frac{\mathit{\mu g}}{\mathit{ml}}\right)$		0.255	-
Precision (intra-day n=3) RSD%		0.480±0.045	< 5%
Precision (inter-day n=9) RSD%		0.0507±0.0931	< 5%
Accuracy (%Recovery)	Level 1 $(C=5\frac{\mathit{\mu g}}{\mathit{ml}})$	100.14±2.71	> 95%
	Level 2$(C=10\frac{\mathit{\mu g}}{\mathit{ml}})$	101.33±2.08	> 95%
	Level 3$(C=15\frac{\mathit{\mu g}}{\mathit{ml}})$	99.47±1.20	> 95%