A universally used colour with good all round stability, suitable for most foodstuff.

triSodium 3-hydroxy-4- (4-sulpho-1-naphthylazo) naphthalene-2-7-disulphonate

Water Solubility
100 grams per litre at 20°C

Classification
1971 C.I. 16185
Food Red 9
E.123

Class
Monoazo

Light5
Heat
100°C5
200°C3
Alkali4
Fruit Acids (Citric / Tartaric)4
Preservatives
Benzoic Acid4
Sulphur Dioxide4