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Gardenia yellow,slight bitter,is a brown powder easily dissolvable in wate and alcohol,but not in fat solvent.In water solvent,its bright yellow color does not vary according to ph.resistance to light and heat is high in neutral and faintly alkaline mediums.It has a strong ability to color proteins and carbohydrates.It is applicable to the human-body and has been formulated to a national standard.
440nmE1%(COLOR VALUE) liquid(indics) powder(indics)
100-400 100-400
Loss on drying ≤5
[As]mg/kg ≤1 ≤ 2
[Pb] mg/kg ≤2 ≤3
[Heavy metal]mg/kg ≤10 ≤10
[Ash] mg/kg ≤5 ≤5
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