Allura Red AC,molecular model. Red azo dye used as food dye E129. Atoms are represented as spheres and are colour-coded: carbon (grey),hydrogen (white),nitrogen (blue),oxygen (red) and sulfur (yellow). Sodium ions are violet | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Laguna Design |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |