purple sweet potato color,Natural Pigments
Purple sweet potato color is obtained by smashing, aqueous
extracting and purificating of purple sweet potato imported from
Japan. Its principal constituent is anthocyanin. Purple sweet
potato color not only possesses pigmentation function, but also
owns health care function, such as cancer prevention, oxidation
resistance and free radical elimination. Range of application: It
is suitable as coloring materials in food service and beverage
industry, such as candy, cake, jam, jelly, and preserved fruit and
drinks. Characteristics: Bright color, light fastness. It should be
no harm to human body, no peculiar smell, no pesticide residues and
no discolor when sterilized or heated and outstanding
heat-resistance. The PH has effects on its color, under acidic
condition, the watery solution is purplish-red color and stable, as
pH is increased, the watery solution become purplish-blue,
purplish-green and finally green. Appearance: Powde
