CAS No: 83-88-5
Chemical Name:
7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]-benzo[g]pteridine-2,4(3H,10H)-dione
Molecular Formula: C17H20N4O6
Molecular Weight: 376.36
Chemical Structure:

Vitamin B2, commonly called riboflavin, is one of eight water-soluble B vitamins [including thiamine (vitamin B1), riboflavin (vitamin B2), riboflavin 5'- phosphate, nicotinic acid, Vitamin B6 Group (Pyridoxine, pyridoxal, pyridoxamine), panthothenic acid (vitamin B3 or vitamin B5), inositol, p-aminobenzoic acid, biotin (vitamin B7), folic acid (vitamin B9), and vitamin B12 (cobalamins)]. it cannot be stored by the body except in insignificant amounts, and must be replenished daily. Vitamin B2 is found mainly in meat, fish, eggs, dairy foods, grain products and vegetables.
The signs and symptoms of vitamin B2 deficiency include visual problems, such as cataracts and excessive sensitivity of the eyes to light (photosensitivity). There may also include reddening of the lips with cracking around the corners of mouth (cheilosis), tongue inflammation (glossitis), skin inflammation (dermatitis), conjunctivitis, scrotum inflammation, headache, swelling (edema), dizziness, hair loss, insomnia.

Standards: BP2007/USP29
Packing: 25kgs/drum
Storage: Keep container tightly closed.
Keep container away from light, heat in a cool, well-ventilated area.