Shanghai Exquisite Biochemical Co., Ltd. is one of the leading manufacturers and suppliers of vitamin b2 in China. With a professional production team, we are able to meet the needs of the majority of our customers. We warmly welcome you to buy bulk high quality vitamin b2 from our factory. For price consultation, contact us.
Introduction
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.
| Test | Specifications USP39 | Results | Specifications BP2008/EP5 | Results |
| Appearance | A yellow or orange yellowcrystalline powder | yellow crystalline powder | A yellow or orange yellowcrystalline powder | yellow crystalline powder |
| Solubility | Very slightly soluble in water,practically insoluble in ethanol (96 percent) . | Conform | ||
| Identification | Conform | Conform | Conform | Conform |
| Absorbance | A373nm/ A267nm=O. 31～ 0.33A44nm/A267nm=O. 36～ 0.39 | 0.320.38 | ||
| Specific rotation | -115 ～－135 | -121 | -115 ～－135 | -132 |
| Loss on drying, | ≤1.5 | 0.24 | ≤1.0 | 0.23 |
| Residue on ignition | ≤0.3 | 0.1 | ≤1.0 | 0.1 |
| Lumiflavin | 440nm Absorbance≤0.025 | 0.006 | ≤0.025 | 0.025 |
| Assay | 98.0-102.0 | 98.3 | 97.0-103.0 | 99 |
Functions and Applications
1. Stimulate growth and cell regeneration;
2. The skin, nails, hair, normal growth;
3. To help eliminate the mouth, lips, tongue inflammation;
4. To enhance visual acuity and reduce eye fatigue;
5. The interaction with other substances to help the carbohydrates, fats, protein metabolism.
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