1-Naphthalenesulfonic acid, 3-hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-, monosodium salt 1787-61-7 3-Hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-1-naphthalenesulfonic acid sodium salt 37371-16-7 Acid Chrome Black A Acid Chrome Black ET Acid Chrome Black ET extra Acid Chrome Black ETN Acid Chrome Black Special Acid Chrome Black ethyl Acid Chrome Black ethyl extra Alizarine Chrome Black PT Alizarine Chrome Black PT Supra Anthranol Chrome Black T Azochromol Black T BC 78924 C.I. 14645 C.I. MORDANT BLACK 11 C.I. Mordant Black 11 (VAN) C.I. Mordant Black 11, monosodium salt C.I. Mordant Black 11, monosodium salt (8CI) Calcochrome Black T Chromazine Black T Chrome Black ETOO Chrome Black PB Chrome Black T Chrome