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(Beta) -carotene, (Alpha) - carotene, δ -carotene, ζ - carotene and other carotinoid are the main parts of the natural carotenes. We can see reddish-brown to reddish-violet or orange to dark orange powder with our naked eyes. It is enthanol- semisoluble and oil- semisoluble, but water-fast. The mixture of natural carotenes and oil are yellow to yellowish-orange. It is absolute a natural pigment abstracted from the dry fleshy tap root of raw Daucus carota by modern biotechnology. Widely
used in noodles, butterine, shortening, beverage, cold drink, cakes, biscuits, bread, candy, health-care food, etc as orange coloring and nutrition hardening agent.