Tên tương tự: 2,7-Naphthalenedisulfonic acid, 4-[(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt (9CI); C.I. Acid Red 26 (7CI); C.I. Acid Red 26, disodium salt (8CI); Ponceau Xylidine (6CI); 1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid disodium salt; 1695 Red; Acid Leather Red KPR; Acid Leather Red P 2R; 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 2RL; Acidal Ponceau G; Ahcocid Fast Scarlet R; Aizen Ponceaux RH; Amacid Lake Scarlet 2R; Borunil Ponceau A 2R; Brilliant Ponceau G; C.I. 16150; C.I. Food Red 5; Calcocid Scarlet 2R; Calcolake Scarlet 2R; Certicol Ponceau MXS; Colacid Ponceau Special; Colorosacid Scarlet; D and C Red No. 5; Disodium salt of 1-(2,4-xylylazo)-2-naphthol-3,6-disulfonic acid; Edicol Supra Ponceau R; Fenazo Scarlet 2R; Food Red 5; Hexacol Ponceau 2R; Hexacol Ponceau MX; Hidacid Scarlet 2R; Japan Red 503; Japan Red No. 503; Kiton Ponceau 2R; Kiton Ponceau R; Kiton Scarlet 2RC; Lake Scarlet 2RBN; Lake Scarlet R; Naphthalene Lake Scarlet R; Naphthalene Scarlet R; Naphthazine Scarlet 2R; Naphthazine Scarlet 2RN; Neklacid Red RR; New Ponceau 4R; Paper Red HRR; Pigment Ponceau R; Ponceau 2R; Ponceau 2R Extra A Export; Ponceau 2RL; Ponceau 2RX; Ponceau BNA; Ponceau G; Ponceau MX; Ponceau PXM; Ponceau R; Ponceau RR; Ponceau RR Type 8019; Ponceau RS; Ponceau Red R; Ponsol R; Red No.503; Scarlet 2R; Scarlet 2RB; Scarlet 2RL Bluish; Scarlet R; Scarlet RRA; Tertracid Ponceau 2R; Triacid Ponceau 2R; Xylidine Ponceau; Xylidine Ponceau 2R; Xylidine Red