sodium 6-amino-4-hydroxy-5-[[2-(trifluoromethyl)phenyl]azo]naphthalene-2-sulphonate;2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-2-(trifluoromethyl)phenylazo-, monosodium salt;Aminyl Red E-FRL;Fab Rinyl Red GL;Nylanthrene Red B-NG;Nylosan Red E-2GN;Rifa Acid Fast Red E-FRL;Tectilon Red F-2G