- Plant Extract[10]
- Food Additives[10]
- Fruit & Vegetable Juice[4]
- Contact Person : Ms. Wang Echo
- Company Name : Hubei Zixin Biological Technology Co., Ltd.
- Tel : 86-714-3286924
- Fax : 86-714-3286919
- Address : Hubei,Huangshi,Chongren Industrial Park,Huangjin Mountain Industrial Area, Huangshi City
- Country/Region : China
- Zip : 435000
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Purple Sweet Potato Color/natural food colouring :
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(pur purple sweet potato color/natural food colouring ple 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 and Usage Instruction:
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%.
Storage:
Sealed, avoid light, store in cool and dry place.
Shelf Life:
If the storage condition attains as mentioned above, Powder two years from production date, liquid is six months(unopened). Once opened, should seal up again and use within six months(powder)or one month(liquid).
If you need any furture information,pls feel free to contact with me,the contact information is as following:
Echo Wang
HuBei Zixin Biological Technology Co.Ltd
Tel:86-0714-3286924Fax:86-0714-3286919 Mob:86-13618675196
Website:www.zixinbio.com
Add:Chongren Industrial Park, Huangjin Mountain Industrial area, Huangshi City, Hubei, 435000, China
purple sweet potato color natural food colouring