1-Naphthalenesulfonic acid, 4-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt 11391 Red 1658-56-6 2-Naphthol Red J 39309-87-0 4-((2-Hydroxy-1-naphthalenyl)azo)1-naphthalenesulfonic acid sodium salt 4-(2-Hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid Acid Leather Red ROC Acid Red AV Acid Red G Acid Rose AV Acid cardinal G Acid red 88 Airedale Red A Amacid Fast Red A Anthrosin BRX Atul Acid Fast Red A Azo Acid Red GS Benzyl Red ROC Benzyl Red S Brasilan Red S Bucacid Fast Red A C.I. 15620 C.I. ACID RED 88 C.I. Acid Red 88, monosodium salt CI 15620 Calcocid Fast Red A Colacid Red AV Dai-ei Roccelline Diacid Red A Drimarene turquoise X-2G EINECS 216-760-3