Items of Test	Limits of Test	Results of Test
Appearance	Orange yellow crystalline powder	Meets
Identification	Positive	Meets
Acidity or Alkalinity	check the color of the test solution after adding the respective solutions	Meets
Lumiflavin	≤0.025 (USP) ≤0.025%(EP/BP)	0.003 <0.025%
Absorbance	0.31-0.33 A373nm/A267nm 0.36-0.39 A444nm/A267nm by Spectrophotometric analysis	0.32 0.38
Particla Size	95% passes through 80 mesh sieve	Meets
Specific Rotation	Between-115º and -135º (EP/BP/USP)	-120º(USP) -126º(BP/EP)
Loss on Drying	≤1.5%	0.3%
Heavy Metals	<10ppm	<10ppm
Residue on Ignition/ Sulphated Ash	≤0.3% (USP) ≤0.1%(EP/BP)	0.1%
Organic Volatile Impurities	Method IV <467> (USP)	Meets
Assay(ondried basis)	98.0%-102.0% (USP) 97.0%-103.0% (EP/BP)	98.3%(USP) 98.6%(BP/EP)

Riboflavin, which is also known as Vitamin B2, is found in all plant and animal cells. It is involved in the transfer of hydrogen in numerous essential reduction-oxidation reactions in the generation of energy in cellular metabolism. It is used as a dietary supplement and is a big component of many medicines.

• Help to improve the quality of life
• Treatment of Migraine
• Promote the development and cell regeneration
• To the skin, nails, hair, the normal growth
• To help eliminate the mouth, lips, tongue inflammation
• To enhance visual acuity, reducing eye fatigue

Riboflavin (VB2) is an orange yellow crystalline powder that is essential for nutrition in infants, pregnant women, and patients after an illness. It is widely used as a food additive especially in wheat flour, dairy products, soy sauce, rice, bread, biscuits, chocolate, butter and other seasonings.