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Cat. Number
O1310562
Chemical Name
胭脂树橙色素 Annatto Pigment
CAS Number
1393-63-1
Category
for Food Additives Test
Qty 1
100mg
Qty 2
1g
Appearance
Orange - reddish brown, powder
Synonym
Bixa Orellana L. Seed;C.I. Natural Orange 4;Annatto Extract;Annatto (8CI);FEMA 2104;FEMA 2103;Annatto;Annatto coloring dye
References

The main component of the dye is norbixin.
Annatto Pigment is a reddish-orange pigment extracted from a red coating of the seed of Bixa orellana L.

Appearance :Orange-reddish brown,powder    
Solubility in sodium hydroxide solution: Clear 
Absorption maximum(1) :    453nm
Absorption maximum(2) :    482nm
Specific absorbance E 1%/1cm(454nm)  :62
Ratio of absorbance (E454nm/E482nm)  :     1.16
Loss on drying (80 deg. C)              :  0.4%
Residue after ignition (as sulfate)  : 4.8%
Thin layer chromatography test       :  Passed
Norbixin  :1.8%

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