Brown HT

E155 (Brown HT): properties, uses, pros, cons, safety E155 is the E-number for the food colour Brown HT (common synonyms: Chocolate brown HT, Food Brown 3, C. I. 20285). It is a synthetic colour belonging to the azo dye class (diazo), typically supplied as a disodium sulfonated salt, designed to provide a stable brown shade and to replace or...