Vitamin B2

Introduction of Vitamin B2:
1. Vitamin B2, as one of the thirteen necessary vitamins for human body and a member of vitamin B group, is slightly soluble in water.
2. It plays a key role in maintaining health in humans ans animals.
3. Being used as nutritional supplement, it is widely used in wheat flour, dairy products and sauce.
4. It also can be used in rice, bread, biscuits, chocolate, catchup and so on.
5. Sometimes Vitamin B2 is also used as pigment.

Main Functions of Vitamin B2:
1. Accelerate the growth and regeneration of cells.
2. Accelerate the growth of the skin, nails, the hair.
3. Help eliminating the inflammation of the mouth, lips and tongue.
4. Enhance the eyesight and reduce fatigue of the eye.
5. Its interaction with other materials can help the metabolism of carbohydrates, fat and protein.

Specifications of Vitamin B2:

Name	Riboflavin (Vitamin B 2)
CAS No.	83-88-5
Chemical Formula	C12H17ClN4OS.HCl
Specification	BP 98 / USP 24
Packing	In 20 kg drums or cartons
Functional use	Nutrition enhancer
Items	Specifications
Appearance	Orange yellow crystalline powder
Identification	positive reaction
Specific Rotation	Should be clear and colorless
Color of solution	No more than solution Y7 or GY7
PH	2.7 - 3.3
Sulfates	300 ppm max
Nitrates	None
Heavy metals	20 ppm max
Absorbance of solution	0.025 max
Chromatographic purity	1% max
Loss on drying	5.0% max
Residue on ignition	0.10% max
Assay	98.5 - 101.5%