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Vitamin B2


Product Name: Vitamin B2
√Chemical Name: 7,8-Dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4(3H,10H)-dione. 
Other Name: Riboflavin
CAS No.83-88-5
M.F.: C17H20N4O6 
M.W.: 376.36
 
Properties: Yellow or orange-yellow, crystalline powder. Very slightly soluble in water, practically insoluble in alcohol.  Solutions deteriorate on exposure to light, especially in the presence of alkali. 
Specification:
Contents (on dry material) 97.0~103.0%
Specific optical rotation (dried substance) -115~-135°
Loss on drying  1.5%max.
Sulphated ash  0.1%max.
Application: Feed additive ,food additive,pharmaceutical.
 
Packing: 25kg/fiber drum ,or 25kg/carton,or according to customers’ requirement