Research Article
Use of Alizarin Red S as an Ion-Pair Reagent for the Spectrophotometric Assay of Fexofenadine in Pharmaceuticals and in Spiked Human Urine
Table 2
Effect of the extracting solvent on absorbance of the formed ion-pair complexa.
| |||||||||||||||||||||
aConcentration of FFH is 6 μg mL−1. |