1-Naphthalenesulfonic acid, 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-, disodium salt (9CI) 2868-75-9 Amanil Purpurine 10B Atul Direct Bordeaux BW Atul Direct Red 10B Atul Direct Rubine A Benzanil Purpurine 10B Benzo Purpurine 10B Benzopurpurin 10B Benzopurpurine 10BD Benzopurpurine 10BS C.I. 24100 C.I. Direct Red 7 (VAN) C.I. Direct Red 7, disodium salt (8CI) Chrome Leather Red 10B Cotton Red 10B (VAN) DIRECT RED 7 Diaphtamine Purpurine 10B Diazol Purpurine 10B Diphenyl Red 10B Direct Purpurine 10B Direct Purpurine M10B Direct Red 10B Disodium 3,3'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-aminonaphthalene-1-sulphonate) EINECS 220-691-4 Enianil Purpurine 10B Erie Cardinal 7B Hispamin Red 10B NSC 75913 Pink 10B Purpurine 10B Tertrodirect Red 10B