Black Rice Red Color

We are instrumental in providing to our valuable customers excellent quality Black Rice Red Color which is available with following specification:-
1. Source: Oryza sativa L.
2. Part of the plant used: fruit
3. Product description : Red rice red is a natural food color, extracted from red or black rice of Oryza sativ. The appearance of red rice red is purplish red liquid or powder. The main ingredient is cyanidin-3-glucoside, a kind of anthocyan. It is easily dissolved in water and water-alcohol solutions, but it is not dissolve in acetone and petroleum benzene. It has a good resistance to light and heat, but not to oxidant. Na+, K+, Ca2+, Ba2+, Zn2+, Cu2+and trace Fe2+ do not affect the pigment, but the shade of color becomes rose when there are much Sn2+,and becomes fading and deposition to Pb2+ and much Fe2+. The shade of color solution is red when PH is between 1~6, pale brown to yellow when PH is between 7~12. It is widely used in food, beverage, pharmaceutical, cosmetic and other industries.