Appearance: Purplish red liquid or powder.
Color value E(1%,1cm,535+/-3nm): Powder: 100-200 Liquid: 20-60
Package: Powder is packed with 10kg or 20kg carton or plastic drum with inner plastic bags.
or as per customer's demand.
Storage: Sealed, avoid light, store in cool and dry place.
Shelf life: Powder: two years
A kind of anthocyanins
Red powder or liquid.
Red when PH=1~6, light brown or yellow when PH=7~12.
Na+, K+, Ca2+, Ba2+, Zn2+, Cu2+, Fe3+ will not affect the color, but it will turn to rose color when meet Sn, depigment and deposit when meet Pb and Fe2+.
Avoid exposure to heat, air, or light. Recommended storing at 5~10°C for maximum shelf life of 2 years.
Product Name | Item | Specification |
Liquid | Powder |
red rice red | appearance | Purple liquid | Purple powder |
color unit 530nm | 20-40 | 80-200 |
volatile | 50%-90% | ≤10% |
ignition residue | ≤2% | ≤4% |
pH | 2.8-3.0 | 2.8-3.5 |
As | ≤1mg/kg | ≤1mg/kg |
Pb | ≤5mg/kg | ≤5mg/kg |
Microbial | meet the standards of food additives |
