Calixarene based portable sensor for the direct assay of indiscriminate ephedrine content of weight loss herbal preparations
M. E. K. Wahba, Dalia R. El‐Wasseef, Ahmed S. Saad, Mohammed E. Draz
Abstract
M, acceptable selectivity, and fast response time. The IUPAC characterization of sensor response and International Conference on Harmonization validation parameters were calculated. The method successfully determined ephedrine concentration in spiked herbal mixtures and determined labeled and undeclared ephedrine content of weight loss herbal preparations.
Topics & Concepts
EphedrinePlasticizerMembraneChemistryPolyvinyl chlorideChromatographyCalixareneSelectivityAmperometryPotentiometric titrationPotentiometric sensorNuclear chemistryOrganic chemistryElectrodeIonBiochemistryBiologyCatalysisElectrochemistryNeurosciencePhysical chemistryMoleculeAnalytical Chemistry and SensorsElectrochemical sensors and biosensorsAnalytical Methods in Pharmaceuticals