Red grape skin color is natural edible pigment extracted from the grape skin. Its main ingredient is anthocyanidin pigment, including oenins, syringidine etc. The product is dark purple powder. Itf+s easily soluble in water and ethanol water liquor, not soluble in grease and anhydrous alcohol. Its hue and stability are affected by ph value: it appears stable red or amaranth when in acid condition; blue in litmusless condition; dark blue in alkalescent condition.
Packed with bag of aluminum foil inside and carton outside. We can also pack with the request from clients.
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