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Canthaxanthin
Name:Canthaxanthin
Synonyms : 2,4,4-Trimethyl-3-[3,7,12,16-tetramethyl-18-(2,6,6-trimethyl-3-oxo-1-cyclohexenyl)octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohex-2-en-1-one
Molecular Structure :
Molecular Formula:C40H52O2
Molecular Weight:564.84
CAS Registry Number:514-78-3
EINECS:208-187-2
Canthaxanthinis a carotenoid pigment widely distributed in nature. Carotenoids belong to a larger class of phytochemicals known as terpenoids. The chemical formula of canthaxanthin is C40H52O2. It has E number E161g.
It was first isolated in edible mushrooms. It has also been found in green algae, bacteria, crustaceans, and fish such as carp, golden mullet, seabream and trush wrasse.
In the United Kingdom, canthaxanthin is allowed by law to be added to poultry feed, some sausages mainly exported to France, and trout and salmon feed. In addition, the European Union has set the limit at 80 mg/kg of foodstuffing.
Canthaxanthin is not found in wild Atlantic Salmon, but is a minor carotenoid in Pacific Salmon. Canthaxanthin is used in farm-raised trout. Canthaxanthin is used in combination with astaxanthin for some salmon feeds.
Specification:
Items
Standards
Appearance
Violet-brown to violet-red free-flowing powder.
Content
10.0%min.
Loss on Drying
8.0%max
Particle size
100% Through 20 mesh (850¦̀m)
Sieve (US)
Max.15% Through 100 mesh (150¦̀m)
Sieve (US)
Heavy metal
Max.10ppm
 
packaging :¡¡cardboard drums, with double aseptic food poly bags inside, 25kgs per drum. Or by Aluminum foil drums, with vacual aseptic food poly bags inside, 0.5-5kgs per packet
storage:be stored in shady,cool and dry place.
Shelf life:18months
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