Animal & Plant Extract
Description
Product No.: #1203
Product name: Purple sweet potato color
1. Source: Ipomoea batatas
2. Part of the plant used: tuber
3. Product description
Purple sweet potato color is natural and water/ethanol soluble food color extracted from Lpomeoa batatas Poret of cruciferae, shows red to purple red with odor of sweet potato. It can be easily dissolved in water and alcohol, but not in oils. The color of solution changes at different PH. The color is red or purple red when PH is below 2.0~6.0, blue when PH is above 6.0~7.0. At PH above7.0, it is unstable green. Generally speaking, this product is very stable, and the color solution has good resistance to high temperature and light. Purple sweet potato color has already been approved for its use in foods as “anthocyanins” in Europe and “vegetable juice” in the USA.
4. Specifications:
Items Specifications
Liquid Powder
Appearance Purplish red liquid Purplish red powder
Color value E(1% 1cm 530nm) 10~30 30~80
Loss on drying - ≤10%
Ash 1% 2%
PH 2~4 2~4
Heavy metals ≤10ppm ≤10ppm
Pb ≤2ppm ≤2ppm
As ≤1ppm ≤1ppm
Total plate count ≤1000cfu/g ≤1000cfu/g
Yeast & Mold ≤100 cfu/g ≤100 cfu/g
Salmonella Negative/10g Negative/10g
E. Coli Negative/10g Negative/10g
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NutriPharma Co., Ltd
Pterostilbene
Address: Add: Room 2506, Block C Century Plaza. S Jiefang Rd, Ningbo, China,
Shanghai, Shanghai
China, 200051
Tel: +86 574 87200896/809
Fax: +86 574 87200896/815
