Vitamin B2 (Riboflavin)

Vitamin B2 (also known as riboflavin), is slightly soluble in water, and stable when heated in a neutral or acidic solution.


Riboflavin is mainly used as additives for medicine, food additives. In medicine, it was used in preparation of composite formulations of vitamins or vitamin B2, also used as yellow colorant of sugar-coated tablets and capsules. When it used as a food additive, on the one hand, it can play the role of strengthening nutrition, on the other hand it is also used as a yellow colorant.

Riboflavin(Vitamin B2) is one of the most widely distributed water-soluble vitamins. The above synonyms, lactoflavin and ovoflavin, as well as the terms hepatoflavin, verdoflavin and uroflavin, indicate the source from which the vitamin was originally isolated, i. e. Milk, eggs, liver, plants and urine. The term “flavin” originates from the latin word “flavus” referring to the yellow colour of this vitamin. The fluorescent riboflavin is also part of the vitamin B-complex. In the body, riboflavin occurs primarily as an integral component of the coenzymes flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD)

Sidley chem is one of the most famous Riboflavin suppliers in China. If you buy  Riboflavin or inquiry  Riboflavin price, please e-mail us through:  to contact us.


Assay(on  dry  materials) 98%  min
Loss  on  drying 1.5%  max
Heavy  metals(PB) 10ppm  max
Residue  on  ignition 0.3%  max
Particle  Size(0.28MM  Sieve) Sieve  90%  pass  through
Volatilizable  Impurity  of  Organic Comply
Identification Positive

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