Vitamin B2 (Riboflavin)
Riboflavin, CAS NO. is: 83-88-5, also known as vitamin B2, is a water-soluble vitamin. Riboflavin is naturally contained in some foods, such as yeast, liver, kidney, eggs, milk and soybeans. Vitamin B2 is easily soluble in alkaline solutions, stable in strong acid solution and resistant to heat and oxidation.But light and UV exposure cause its irreversible decomposition.
Applications:
Vitamin B2 is an important substance in the human body, helping to decompose fat into carbohydrates to provide energy for the body. If it is lacking, it can affect the body's biological oxidation and cause metabolic disorders. The lesions mostly manifest as inflammation of the mouth, eyes and external genitalia, such as angular stomatitis, cheilitis, glossitis, conjunctivitis and scrotumitis, etc. Therefore, vitamin B2 is often used in medicine to treat the above symptoms. The storage of vitamin B2 in the human body is very limited and needs to be supplemented by diet. Therefore, vitamin b2 can be added to food and health products to provide nutritional supplements to the human body.
Specification:
| Items | Standard |
| Appearance | Yellow or orange-yellow crystalline powder |
| Identification | Positive |
| Assay | 98.0% ~ 102.0% |
| Specific rotation | ﹣115° ~﹣135° |
| Loss on drying | ≤1.5% |
| Residue on ignation | ≤0.3% |
| Lumiflavin | 440nm Absorbance 0.025max |
