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

Table 7

Recovery of analyte according to the concentration.

Analyte concentration (%)	Recovery interval accepted (%)
≥10	98–102
≥1	97–103
≥0.1	95–105
≥0.01	90–107
≥0.001–≥0.00001	80–110
≥0.000001	60–115
≥0.0000001	40–120