1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid, disodium salt 1-Xylylazo-2-naphthol-3,6-disulfonic acid, disodium salt 1695 Red 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-(2,4-xylylazo)-, disodium salt 2,7-Naphthalenedisulfonic acid, 4-[(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt 3-Hydroxy-4-(2,4-xylylazo)-3,7-naphthalenedisulfonic acid, disodium salt 3761-53-3 4-[(2,4-Dimethylphenyl)azo]-3-hydroxy-2,7-naphthalenedisulfonic acid, disodium salt Acetacid Red J Acid Leather Red KPR Acid Leather Red P2R Acid Leather Scarlet IRW Acid Ponceau 2RL Acid Ponceau R Acid Ponceau Special Acid Red 26 Acid Scarlet Acid Scarlet 2B Acid Scarlet 2R Acid Scarlet 2R for Lakes Acid Scarlet 2R for Lakes Bluish Acid Scarlet 2RL Acid scarlet 2Rn Acid scarlet 2bn Acidal Ponceau G Acilan ponceau rrl Ahcocid Fast Scarlet R Aizen Ponceau RH Amacid Lake