1-Amino-4-bromo-2-anthraquinonesulfonic acid 1-Amino-4-bromo-9,10-dioxoanthracene-2-sulphonic acid 116-81-4 2-Anthracenesulfonic acid, 1-amino-4-bromo- 2-Anthracenesulfonic acid, 1-amino-4-bromo-9,10-dihydro-9,10-dioxo- 6258-06-6 Alizarine Cyanol Grey G Alizarine Cyanol Grey G (VAN) Bromamine acid Bromaminic acid EINECS 204-159-9 NSC 7574