Sweet Potato Red

Purple Sweet Potato Color

[Origin]Rootof Ipomoes batatas.
[Appearance] purple red powder.
[Description] A natural red pigment extractedfrom the root of Sweet potato.It is easily soluble inwater and ethanol water liquor,not soluble in acetoneand oil.The pigment also has a good stability to heat.Thewater solution of the pigment is red with a little purplehue when pH is below 6 and the absorbance peak is 530nm.The color of the pigment water liquor will chage fromred to purple and to unstable green when pH rises from6 to 12.The pigment has a good dyeing ability to starchand protein in acid solution.
[Composition] Cyanidin acy1 glucoside and peonidinacy1 glucoside(anthocyanin)
[Production] The pigment is derived from soaking,refiningand spray-drying.
[Application] Soaked food,cake,fruit juice andcandy.
[Using method] Add desired pigment to some wateror ethanol solution and stir to get a equal red solution.Heatup the solution when the pigment is hard to solve forthe reason of low temperature.put this red solutioninto your product for pigmentation. To get a good dyingresult,stirring is also needed and the temperature shouldbe controlled below 80.
[Pack] 25kg Polythene Barrel (Exempted from Export Examinations)
[Shelf] Protect from air, light and heat. Store in cool conditions. Above 6 months, storage at low temperature
[Specification]

1. Appearance: dark red liquid
2. Color strength100-200(E10%1cm,528nm)
3. PH value2.0-3.0 (10% sol.)
4. Total plate count: <1000pcs/g
5. Pathohenic germs: not found
6. Solubility: soluble in water, alcohol, not oil