Future Journal of Pharmaceutical Sciences

Table 6 Accuracy/recovery studies for sodium valproate

From: Analytical method validation for related substances in sodium valproate oral solution by gas chromatography

Recovery level	Sample no.	‘ppm’ added	‘ppm’ recovered	% Recovery
LOQ %	1	0.5044	0.5057	100.25
	2	0.5044	0.5119	101.48
	3	0.5044	0.5049	100.09
100%	1	1.0089	1.0091	100.02
	2	1.0089	1.0011	99.23
	3	1.0089	1.0020	99.32
150%	1	1.5133	1.4821	97.94
	2	1.5133	1.4877	98.31
	3	1.5133	1.4803	97.82
250%	1	2.5222	2.3883	94.69
	2	2.5222	2.3515	93.23
	3	2.5222	2.3285	92.32
			Average	97.89
			% RSD	2.00

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