;C.I. 18050;C.I. Acid Red 1;C.I. Acid Red 1, disodium salt;C.I. Food Red 10;C.I. Acid Red 1, disodium salt;Acid red 1;Food Red 10;Disodium 5-acetylamino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate;disodium (3Z)-5-(acetylamino)-4-oxo-3-(phenylhydrazono)-3,4-dihydronaphthalene-2,7-disulfonate;disodium (3E)-5-(acetylamino)-4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2,7-disulfonate;
