100% Pass 60 Mesh Amino Acid Vitamins Vitamin B 2 Riboflavin B2 Nutrition Enhancers

Basic Information
Place of Origin: China
Brand Name: Sigma
Certification: ISO
Model Number: riboflavin b2
Minimum Order Quantity: 100kg
Price: USD6-10per kg
Packaging Details: 1kg/bag,25kg/drum
Delivery Time: 3 work days
Payment Terms: T/T, Western Union, MoneyGram
Supply Ability: 5000kg per month
Detail Information
Name: Riboflavin B2 CAS No.: 83-88-5
EINECS No.: 201-507-1 Assay: HPLC99%
Form: Yellow Powder Type: Nutrition Enhancers
High Light:

vitamin d supplement powder


pure inositol powder

Product Description

Supply top quality vitamin b 2 riboflavin b2 purpose powder cas 83-88-5

Riboflavin b2 Introduction

Riboflavin is an essential human nutrient that is a heat-stable and water-soluble flavin belonging to the vitamin B family. Riboflavin is a precursor of the coenzymes flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD). These coenzymes are of vital importance in normal tissue respiration, pyridoxine activation, tryptophan

to niacin conversion,fat,carbohydrate and protein metabolism and glutathione reductase mediated detoxification.

Riboflavin may also be involved in maintaining erythrocyte integrity. This vitamin is essential for healthy skin, nails, and hair.

Riboflavin b2 Function

Vitamin B2 Riboflavin can accelerate the growth and regeneration of cells.
Vitamin B2 Riboflavin can accelerate the growth of the skin, nails, the hair.
Vitamin B2 Riboflavin helps eliminate the inflammation of the mouth, lips and tongue.
Vitamin B2 Riboflavin can enhance the eyesight and reduce fatigue of the eye.

Vitamin B2 Riboflavin interaction with other materials can help the metabolism of carbohydrates, fat and protein.
Riboflavin b2 Specification

Items Limits Results
Appearance Orange Yellow Crystalline Powder Conform
Indentification Positive Conform
Acidity or Alkalinity

Check the color of the test solution

After adding the respective solutions


Absorbance of the filtrate at 440nm

Does not exceed 0.025(USP);


0.31 – 0.33 A375nm/A267nm

0.36 – 0.39 A444nm/A267nm

Partical Size 100% pass 60 mesh Conform
Specific Rotation Between-115°and-135°(EP/BP/USP) 121°(USP)
Loss on Drying ≤1.5% 0.8%
Heavy Metals <10ppm Conform
Residue on Ignition ≤0.03%(USP) 0.1%
Organic Volatile Impurities Method IV<467>(USP) Conform
Assay(on dried basis) 98.0% - 102.0%(USP) 99.85%

100% Pass 60 Mesh Amino Acid Vitamins Vitamin B 2 Riboflavin B2 Nutrition Enhancers 0

Contact Details

Phone Number : 8613228098753

WhatsApp : +8613228098753