Purple Sweet Potato Red 

                  Qingdao Pengyuan Kanghua Natural Source Co.,Ltd

It is a kind of natural edible pigment extracted from purple sweet potatoes . It contains anthocyanins and flavones. The amaranthine powder or liquid color is soluble in water, alcohol and solution of water and alcohol, but insoluble in oil and absolute alcohol. The environment PH value can influence its hue and stability. At PH 2.0-6.0, the color is red or amaranthine; at PH 7.0, it is blue: at PH above 7.0, it is unstable green.
Application: it can be used in the coloring of wine, sodas , juice drink, jam and candy.
Package:
Liquid: polythene barrel;
Powder: inner package is aluminum foil bag; out package is carton.
Or according to client's demand's
Storage: protected from light and heat,better to be stored in cool, dry and airproof place .