4-Hydroxy-3-[(2-hydroxy-1-naphtyl)azo]-7-nitro-1-naphthalenesulfonic acid sodium salt
CAS No. 30709-28-5
1-Naphthalenesulfonicacid, 4-hydroxy-3-[(2-hydroxy-1-naphthalenyl)azo]-7-nitro-, monosodium salt(9CI); 1-Naphthalenesulfonic acid,4-hydroxy-3-[(2-hydroxy-1-naphthyl)azo]-7-nitro-, monosodium salt (8CI)