A voltammetric study was performed to examine the electroactive behaviour of tramadol hydrochloride. Tramadol was analyzed with cyclic voltammetry (CV) method in the concentration range 10-100 mu g/mL (0.0336-0.33 mM) with ...

A new and simple quantitative analysis method for the determination of Guaifenesin (G) and Ephedrine HCl (E) binary mixtures was developed and validated. Phosphate buffer-methanol combination (60:40, v/v) was chosen as an ...