Product Name: Gromwell red/alkannin
Color: Dark red
Appearance: Oil soluble solution
PH range: Not effected by PH range
Optional color value: 10－100E
Dark purple cream. The main composition is Shikonin & ramification.
Soluble in ethanol, acetone, hexane, petroleum and other organic solvents & oils. Insoluble in water, but soluble in alkaline solution. Under acid condition, the color appear red.
Under neutral condition, the color appear dark purple. It will turn to dark purple when meeting iron ion. Alkannin pigment got warm welcome as certain antibacterial effect.
Usage way: Mix with material directly
Suggested dosage: 0.05%~0.3% adjust as per application need
Application range:
Cold drinks(except edible ice), cakes, biscuits, baked food fillings, fruit and vegetable juice (pulp) drinks, flavored drinks, fruit average & wine
Feature:
Gromwell red pigment is not high temperature resistant offered by other ordinary manufactures.
Gromwell red natural pigment have excellent heat resistance, which can be applied in all kinds of food.