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[Property]:
It is dark red violet powder or liquid, tasteless with no moisture absorption. It is in bright mauve with good stability within PH2.5-8 and will not fade after heated to 100°C with good light resistance. It is not stable for ion and stannum ion with good stainability for protein and carbohydrate.
[Processing]:
It is made from hydrolysate of Geniposide extracted from gardenia fruit by means of warm water adding amino acid, with the action of ?- galactosidase and prepared into powder finished products after refining.
[用途]:
It is used in coloring of common foods such as flour, cookie, beverage and liquids, etc.
[Referent dosage]：
It is generally 0.2‰-2‰.
Quality index：
Item |
Index |
Color number E1%1cm535nm |
5-30 |
Water content |
≤ 7.0 % |
Ash content |
≤ 9.0 % |
Arsenic(Counted as As) |
≤ 2 mg/kg |
Lead(Counted as Pb) |
≤ 3 mg/kg |
Heavy metal |
≤ 10 mg/kg
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