Riboflavin specification
ITEM: |
Riboflavin |
CAS NO: |
83-88-5 |
MOLECULAR |
376.37 g·mol?1 |
MOLECULAR FORMULA: |
C17H20N4O6 |
E NUMBER: |
E101 |
DESCRIPTION:
Riboflavin, also known as vitamin B2, is a vitamin found in food and used as a dietary supplement. As a supplement it is used to prevent and treat riboflavin deficiency and prevent migraines. It may be given by mouth or injection. Riboflavin Fine Powder was developed for the Fortification of powder food products and staple food, such as flour Because of its fine particle size, it is particularly suitable for use as colorant in powder food products or powders, which must be dissolved in water or milk prior to consumption.
SPECIFCATION:
ITEM |
UNIT |
STANDARD |
Appearance |
– |
Yellow or orange yellow crystalline powder |
Identification |
– |
Positive |
Absorbance |
A373nm/A267nm=0.31-0.33 A444nm/A267nm=0.36-0.39 |
|
Assay |
% |
98.0-102.0 |
Specific rotation° |
– |
-115- -135 |
Loss on drying |
% |
Max. 1.5 |
Residue on ignition |
% |
Max. 0.3(USP) Max. 0.1(EP/BP) |
Lumiflavin |
– |
440nm Absorbance 0.025 Max |
Packing: 25kg/drums, inside PE liner
Storage: Store unopened under 20? In dry conditions, away from direct sunlight. When opened, store under 20? in original container in dry conditions, away from direct sunlight.