Red Cabbage Color

We are offering red cabbage color
product name: red cabbage color
1. Source: brassica oleracea var. Capitata f. Rubra
2. Part of the plant used: leaves
3. Product description
red cabbage color is a pure natural and water soluble food color produced by our company, extracted from edible red cabbage. It is a kind of red purple liquid or powder, can easily dissolve in water and ethanol solution, but not oils. The color of water solution changes when ph is different. When ph is below 3, the color is purple red, the color is pink red when ph is between 4~6, and the colourity is ideal stability. The solution color becomes blue & green, 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. It is an ideal colorant for , beverage, juice, etc.
4. Specifications:
items specifications
liquid powder
appearance dark red liquid purplish red powder
color value e(1% 1cm 530nm) 20~30 50~80
stability comparatively stable when exposed to light and heat comparatively stable when exposed to light and heat
loss on drying - ≤10%
ash 2% 5%
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