Products

Vitamin B2/Riboflavin

China Vitamin B2/Riboflavin, Find details about China Vitamin B2/Riboflavin, Vitamins and Derivatives from Vitamin B2/Riboflavin

Model NO.
BP, USP
Colour
Yellow
Grade
Medicine/Food Grade
Storage
Cool Dry Place
Trademark
PUYER
Transport Package
25kg/Drum
Specification
99%
Origin
China
Model NO.
BP, USP
Colour
Yellow
Grade
Medicine/Food Grade
Storage
Cool Dry Place
Trademark
PUYER
Transport Package
25kg/Drum
Specification
99%
Origin
China
Product Description
Product Name: Riboflavin or VITAMIN b2
CAS RN: 83-88-5
EINECS RN:201-507-1
Molecular Formula: C17H20N4O6
Molecular Weight:376.36
Appearance: yellow to orange Powder
Relative density: 0.93
Water Solubility: 0.07 g/L (20 ºC)

Usage: 
Nutritional factor found in milk, eggs, malted barley, liver, kidney, heart, leafy vegetables. Richest natural source is yeast. Minute amounts present in all plant and animal cells. Vitamin (enzyme cofactor).
ItemsStandards
Appearanceyellow to orange Powder
IdentificationConform
Assay(on dried basis)99.0%-102.0%
Specific Rotation-115°~- -135°
Loss On Drying1.5% Max
Residue On Ignition0.3% Max
Lumiflavin440nm Absorbance 0.025 Max

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