Validation of Simultaneous Volumetric and HPLC Methods for the Determination of Pridinol Mesylate in Raw Material

Table 7

HPLC precision and accuracy.

% of nominal value	Added amount (mg)	Found amount (mg)	Recovery (%)	Average recovery (𝑛=3)	RSD (%)
80	33.0	32.8	99.3	99.4	0.4
	32.0	31.6	99.0
	32.6	32.1	99.8
100	21.0	20.9	99.5	100.3	0.7
	20.7	20.9	100.9
	21.3	21.4	100.5
120	25.2	25.3	100.4	100.8	0.4
	24.7	25.0	101.2
	25.0	25.2	100.8
Mean (𝑛=9)				100.2	1.0