| Form | yellow to orange powder |
| MF |
C40H56 |
| MW |
536.89 |
| Melting point |
178-179 °C |
| Boiling point |
644.94°C (rough estimate) |
| Density | 1.000 |
| Refractive index |
1.5630 (estimate) |
|
Fp |
103 °C |
| Storage temp. |
-20°C |
|
ITEMS |
STANDARDs |
|
Appearance |
White or whitelike powder |
|
Assay |
=>10.0% |
|
Loss on Drying |
=<6.0% |
|
Seive Analysis |
100% through No. 20 (US) >=95% through No.30 (US) =<15% through No.100 (US) |
|
Heavy Metal |
=<10mg/kg |
|
Arsenic |
=<2mg/kg |
|
Pb |
=<2mg/kg |
|
Cadmium |
=<2mg/kg |
|
Mercury |
=<2mg/kg |
Beta-Carotene is a colorant that is a carotenoid producing a yellow to orange hue. it has good tinctorial strength, fair light stability, poor oxidation stability, and good ph stability. it is insoluble in water but is available in water-dispersible, oil-dispersible, and oil- soluble forms. it has vitamin a activity. it has a natural resistance to ascorbic acid reduction in beverages and thus is used in orange- colored liquid products. it is used in margarine, oils, cheese, and puddings at levels required to produce the desired color. related colorants are canthaxanthin and beta-apo-8-carotenal.
Used in animal premix and compound feed, Improve animal immunity, enhance the survival rate of breeding animals, can promote animal growth, improve the production performance, especially for female animal breeding performance has obvious effect, and it’s also a kind of effective pigment.
