Synonyms: | C.I.Acid Orange 72 (8CI); Chromate(3-),bis[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy-5-nitrobenzenesulfonato(3-)]-,disodium hydrogen; Benzenesulfonic acid,3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy-5-nitro-,chromium complex; Acid Orange 72; C.I. 18740; C.I. Acid Orange 72, disodiumsalt; Efdolan Orange R; Erganil Orange RC; Fenapal Orange R; Palatine FastOrange RN; Palatine Fast Orange RNA-CF; Pilate Fast Orange RN; Tertroxane OrangeRN |