... medicine, cosmetic Sunset yellow, C.I.Food Yellow 3,Food additivesDisodium salt of 1-p-sulfophenylazo-2-naphthol-6 ... -sulfonic acid;Sunset yellow FCF;FD & C Yellow No.6;C ... .I.Food Yellow 3(15985);1-p-Sulfophenylazo-2- ... glycol, soluble oils. 0.1% aqueous solution was yellow and orange. Light, heat, acid is very strong, ...