| ≥1 piece |
Perfect solubility,natural,deodorized,less odour.The 1st Natural Color for Geographic Indication Protection product in China.
Purple sweet potato Color ( Deodorized)
Purple Sweet Potato Color, a pure natural and water soluble food color produced by our company, is extracted from purple root tuber of edible purple sweet potato (Impomoea batatas ) planted locally. The process is checking, washing, slicing, extracting, filtrating, purifying, concentrating, sterilizing(purple sweet potato color liquid), spraying & drying(purple sweet potato color powder). The main ingredient is cyanidin acyl glucoside & peonidin acyl glucoside.
· Appearance
Purple sweet potato color powder is red to purple red, liquid is brown purple, both has the characteristic odor of sweet potato. It can be dissolved in water & alcohol, propylene glycol solution easily, but not in oil. The color of water solution changes when PH is different. When PH is between2-6, the color is red or purple red .The solution color becomes blue, and is unstable when PH is above 6. The color of solution can’t fade under light for a long time, and also has good resistance to high temperature in an acidic medium.
· Quality Standard
| Items | Enterprise Standard | ||
| Powder | Liquid | ||
| Color Value E(1%,1cm,PH3.0,530±3nm) | 30~80 | 10~30 | |
| Loss on Drying | % Less than | 10 | —— |
| Ash | % Less than | 4 | 2 |
| PH |
| 2~4 | 2~4 |
| Lead(as Pb) | mg/kg Less than | 5 | 3 |
| Arsenic(as As) | mg/kg Less than | 2 | 1 |
| Total Plate Count | cfu/g less than | 1,000 | 1,000 |
| Pathogenic Bacteria |
| Negative | Negative |
· Applications
Purple sweet potato color can be widely used in wine, beverage, fruit sauce, candy, cake.
· Usage Reference
Beverages 0.01~0.1%,candy 0.05~0.2%,cake 0.01~0.1%
· Legal registered number
INS NO 163 EEC NO E-163 KFDA NO Natural Additives,142 Japanese NO Natural Additives,434 FDA NO 21CFR, 73.260
| Place of Origin: Yunnan China (Mainland) | Type: Colorants | Brand Name: DianBao |