Chemicals
Fabric and Textile
Light industry
Instant food
Chemicals(Medicine intermediate)
””PRODUCT NAME: Vitamin B2
””CAS NO: 83-88-5
””Molecular Formula: C17H20N4O6

””STANDARD: CP2000 (Confirm USP)
””
ITEM
TEST RESULT
Appearance
orange-yellow crystal powder
Purity
99.6%
Specific rotation
-132
Identification
positive reaction
Acidity
confirm
Loss on drying
0.5%
Residue on ignition
0.1%
lumiflavin
confirm
Absorbility
confirm

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