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Simple and sensitive spectrophotometric methods for the analysis of mesalamine in bulk and tablet dosage forms
Recebido em 26/10/10; aceito em 30/1/11; publicado na web em 1/4/11 Three simple, sensitive, economical and reproducible spectrophotometric methods (A, B and C) are described for determination of mesalamine in pure drug as well as in tablet dosage forms. Method A is based on the reduction of tungstate and/or molybdate in Folin Ciocalteu's reagent; method B describes the reaction between the diazotized drug and α-naphthol and method C is based on the reaction of the drug with vanillin, in acidicdoi:10.1590/s0100-40422011000600026 fatcat:smqjr7saozhkvl4rsglsvbda2q