Product Description:Also known as roselle (roselle red).Natural red food coloring coloring agent .The main component of larkspur - 3 - dual glucose glycosides and vector East daisy - 3 - diglucoside. Liquid is usually magenta , red purple paste or red-purple powder. Soluble in water, ethanol and glycerol .Red under acidic conditions. Light, heat sensitive. Case of oxygen and metal ions unstable. Ascorbic acid , sulfur dioxide and promote its degradation.Available annual herb Roselle calyx with water or ethanol extraction, concentration, or further drying derived.For acidic, without high temperature heating of food, cold drinks, jelly, jam, syrup, powder drinks, etc..
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