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Simple determination of ranitidine in dosage forms by in-phase selective AC polarography
J A Squella1, L A Zuñiga, I Lemus
1Universidad de Chile, Facultad de Ciencias Quimicas y Farmaceuticas, Santiago.
Abstract:
A new AC polarographic method for the determination of pharmaceutical forms of ranitidine is proposed, based on the electroactivity of the ranitidine nitro group. Individual and composite assays as well as recovery studies are described. Results show adequate precision and accuracy. Sample preparation is easy and no excipient separation is required.