Quantification of Rifaximin in Tablets by Spectrophotometric Method Ecofriendly in Ultraviolet Region

Table 4

Values of recovery test of the absorption spectrophotometric method in the ultraviolet region.

	Standard rifaximin added (µg mL^−1)	Standard rifaximin recovered (µg mL^−1)	Recovery (%)	Average recovery (%)	RSD (%)
R1	6	6.01	100.18	100.17
R2	10	10.03	100.32		0.15
R3	14	14.00	100.02