title: Colorimetric determination of dipyrone.
mesh_terms: D000983:Antipyrine / Q000032:analysis*; D003124:Colorimetry; D007267:Injections; D008698:Mesylates / Q000032:analysis*; D008722:Methods; D009603:Nitroso Compounds; D010084:Oxidation-Reduction; D012996:Solutions / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet; D013447:Sulfites; D013607:Tablets / Q000032:analysis
chemical_list: D008698:Mesylates; D009603:Nitroso Compounds; D012996:Solutions; D013447:Sulfites; D013607:Tablets; D000983:Antipyrine