Gardenia blue

Product name:gardenia blue

Product description:Gardenia Blue, a natural food pigment, is got from the gardenia (Gardenia jasminoides ELLIS) fruit of madder family by biological fermentation.The appearance of gardenia blue is dark blue. It can easily dissolve in water, ethanol solution and propylene glycol solution, can not dissolve in organic solvent. The shade is stable in medium when PH is between 4 to 8.It has a good resistance to temperature, but not to light. The dyeability is good to protein than starch.For the coloring of candy and fruit sauce, the usage reference is 0.02~0.03%. For the coloring of beverage, cake and wine, the usage reference is 0.01~0.02%.