Payment & Shipping Terms:
|Product:||Vitamin B2 Riboflavin||Color:||Yellow Or Orange-yellow Crystalline Powder|
|Specific Rotation:||-115°~ -135°||Loss On Drying:||1.5%max|
|Residue On Ignition:||0.3%max||Lumiflavin:||440nm Absorbance 0.025max|
vitamin e powder,
CAS 83-88-5 Vitamins Raw Materials Vitamin B2 Riboflavin Powder C17H20N4O6
Riboflavin, also known as vitamin B2 and is the vitamin formerly known as G, is an easily absorbed colored micronutrient with a key role in maintaining health in humans and other animals.Vitamin B2 is required for a wide variety of cellular processes. It plays a key role in energy metabolism, and for the metabolism of fats, ketone bodies, carbohydrates, and proteins.
|Appearance||Yellow or orange-yellow crystalline powder||Conforms|
|Specific rotation( °)||-115~-135||-130|
|Loss on drying||1.5 max||0.53|
|Residue on ignition(%)||0.3 max||0.08|
|Lumiflavin||440 nm Absorbance 0.025max||0.007|
Riboflavin (vitamin B2) is the essential necessity for organism in normal living as the nutriment for infant, pregnant woman, nursing mother, patient after illness and the aged.