Purple Sweet Potato Red
Food Coloring
Purple Sweet Potato Red Colour
Purple Sweet Potato Red Description: It is a kind of natural edible pigment extracted from scammony purple sweet potato. It contains anthocyanins and flavones. The amaranthine powder or liquid color is soluble in water, alcohol, but insoluble in oil and absolute alcohol. The e......
Purple Sweet Potato Red Description
Other Name: Purple Sweet Potato Red Colour
It is a kind of natural edible pigment extracted from scammony purple sweet potato. It contains anthocyanins and flavones. The amaranthine powder or liquid color is soluble in water, 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. It can be used in the coloring of wine, carbonic acid drinks, juice drink, jam and candy.
[Quality Standard]
| Quality Standard | Powder | Liquid |
| >=10-60 | >=10-30 | |
| Solid Content | 25%-50% | |
| Drying Loss | <=10% | |
| Ash Content | <=9% | <=5.0% |
| Arsenic(As) | <=3mg/kg | <=3mg/kg |
| Lead(Pb) | <=5mg/kg | <=5mg/kg |
| Heavy metal | <=10mg/kg | <=20mg/kg |
| Germs Count | <=1000/g | <=1000/g |
| Colon Bacillus | <=30MPN/100g | <=30MPN/100g |
| Pathogenic Bacteria | Absent | Not Detected |
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