Riboflavin

Riboflavin (101) is vibrant yellow colour and is water soluble. It is heat and acid stable and is used in food and pharmaceuticals. Riboflavin has the additional benefit of being vitamin B2.

Stability

Light FastnessFair
TemperatureGood
SO2 ResistantMedium
Colour at pH
pH 3Yellow
pH 5Yellow
pH 7Yellow
pH 7-9Yellow