title: Azo dyes based on 3,5,3',5'-tetramethylbenzidine: potential substitutes for carcinogenic azo dyes.
mesh_terms: D001391:Azo Compounds / Q000138:chemical synthesis; D001560:Benzidines; D002273:Carcinogens; D002863:Chromogenic Compounds; D004396:Coloring Agents / Q000138:chemical synthesis; D013053:Spectrophotometry; D013329:Structure-Activity Relationship
chemical_list: D001391:Azo Compounds; D001560:Benzidines; D002273:Carcinogens; D002863:Chromogenic Compounds; D004396:Coloring Agents; C021758:3,3',5,5'-tetramethylbenzidine