Azorubine. Molecular model of the synthetic red dye azorubine (C20.H12.N2.Na2.O7.S2). This food additive has the E number E122. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue), oxygen (red) and sulphur (yellow). Sodium ions are violet. Illustration.
Model release not required. Property release not required.