title: Colorimetric determination of phenylephrine hydrochloride in pharmaceutical preparations.
mesh_terms: D003124:Colorimetry; D003300:Copper; D004304:Dosage Forms; D008722:Methods; D010656:Phenylephrine / Q000032:analysis*
chemical_list: D004304:Dosage Forms; D010656:Phenylephrine; D003300:Copper