| Synonyms |
C.I. 13250; C.I. Mordant Brown 33 (VAN); C.I. Mordant Brown 33, monosodium salt (8CI); C.I. Mordant Brown 33; Mordant Brown 33 (C.I.); sodium 2,4-diamino-5-(2-hydroxy-5-nitrophenylazo)benzenesulphonate; Mordant Brown 33 (13250); Acid Mordant Brown RH; sodium 2,4-diamino-5-[(2E)-2-(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]benzenesulfonate; sodium 2,4-diamino-5-[(E)-(2-hydroxy-5-nitrophenyl)diazenyl]benzenesulfonate |