title: Spektrophotometric determination of phentolamine in some pharmaceutical preparations.
mesh_terms: D003124:Colorimetry; D007202:Indicators and Reagents; D008722:Methods; D010636:Phenols; D010646:Phentolamine / Q000032:analysis*; D010656:Phenylephrine; D013056:Spectrophotometry, Ultraviolet; D013607:Tablets / Q000032:analysis
chemical_list: D007202:Indicators and Reagents; D010636:Phenols; D013607:Tablets; D010656:Phenylephrine; D010646:Phentolamine