Quantitative Analysis of Favipiravir by HPLC: Development and Validation

Table 12

Filter absorbance results according to volume.

Sample no	100% of nominal standard			100% of nominal spiked sample
	Filtrated total volume (ml)	Area	Recovery (%)	Filtrated total volume (ml)	Area	Recovery (%)
1	1	34.593	95.1	1	34.055	93.7
2	2	35.34	97.2	2	34.837	95.8
3	3	36.429	100.2	3	35.938	98.8
4	4	36.426	100.2	4	35.896	98.7
5	5	36.405	100.1	5	35.902	98.7
6	6	36.421	100.2	6	35.887	98.7
Average		35.8386

Determine the saturation point that achieves recovery value at least within 98%–102% after 3 ml according to the results.