C.I. Acid Red 18; C.I. 16255; SX purple; 1-(4-Sulfo-1-naphthylazo)-2-hydroxy-6,8-naphthalenedisulfonic acid trisodium salt; 1'-(4-Sulfo-1-naphthylazo)-2'-hydroxy-6',8'-naphthalenedisulfonic acid trisodium salt; 7-hydroxy-8-[(4-sulfo-1-naphthyl)azo]-1,3-Naphthalenedisulfonic acid, trisodium salt; BRILLIANT PONCEAU; Brilliant scarlet 4R; Cochineal Red A; Food Red No.102; Ponceau 4R; Scarlet 3R, Soluble; Trisodium 7-hydroxy-8-(4-sulfonato-1- aphthylazo)-1,3-naphthalenedisulfonate;
