Fig. 4From: Development of green micellar HPLC–DAD method for simultaneous determination of some sulbactam combinations used in COVID-19 regimen HPLC chromatogram showing separation of the drugs under study in their laboratory prepared mixture and pharmaceutical dosage forms. Mobile phase: 0.03 mol/L Brij-35, 0.01 mol/L SDS and 0.4% TEA at pH 2.8 and flow rate 1 mL/minBack to article page