Keywords

• Vitamin B2-Riboflavin(Vitamin B2)USP/BP/EP
• VB2 (Riboflavin)
• (-)-Riboflavin

Quick Details

• ProName: EAST CHEM Riboflavin
• CasNo: 83-88-5
• Molecular Formula: C17H20N4O6
• Appearance: white powder
• Application: As an essential B-vitamin, supports en...
• DeliveryTime: in stock
• PackAge: 25kg/drum
• Port: Shanghai/Qingdao/Tianjin
• ProductionCapacity: 50 Metric Ton/Month
• Purity: 99%
• Storage: Store in a light-resistant, well-seale...
• Transportation: By sea/air/courier
• LimitNum: 25 Kilogram
• Heavy Metal: Lead
• Limited Quantity: ≤1.0ppm
• Valid Period: 2years
• Assay: 98.0 - 102.0%
• Specific rotation: - 115°~ - 135°

Superiority

1. Product Identification

• Product Name: Vitamin B2; Riboflavin
• CAS No.: 83-88-5
• Molecular Formula: C??H??N?O?
• Molecular Weight: 376.36 g/mol
• Appearance: Orange-yellow, crystalline powder; odorless or almost odorless

2. Specifications (USP Standard)

3. Applications

• Pharmaceuticals: Used in oral formulations (tablets, capsules, syrups) to prevent or treat riboflavin deficiency (e.g., cheilosis, glossitis, keratitis).
• Food & Beverages: Added as a nutritional fortifier to cereals, dairy products, infant formulas, and functional drinks; also used as a natural yellow food colorant.
• Feed: Incorporated into animal feed (poultry, livestock, aquaculture) to support growth, maintain normal skin/mucous membrane health, and enhance reproductive performance.

4. Storage & Handling

• Store in a light-resistant, tightly sealed container in a cool, dry place (temperature ≤ 25°C, relative humidity ≤ 60%); avoid exposure to direct sunlight.
• Do not mix with strong acids, alkalis, or oxidizing agents to prevent decomposition.
• Shelf life: 24 months from the date of manufacture when stored in accordance with the above conditions.

5. Safety Information

• Hazard Statement: Non-toxic under normal handling; no acute oral toxicity reported.
• Precaution: Avoid inhalation of dust; in case of skin contact, wash with soap and water.
• Regulatory Compliance: Meets USP, EP, FCC, and other international pharmacopoeial and food additive standards.

Details

Company Introduction: East Chemsources Limited was established in 2008, is a professional company engaged in the development of chemical products. In the past of 15 years，through continuous technological innovation and the use of talent introduction advantages, we have achieved rapid development, and has become an international diversified modern chemical enterprise. At present, our products have been exported to more than 80 countries,including food additives, medical raw materials, chemical products and personal care

Since the establishment of the company, always adhere to the credibility first, quality first enterprise creed. Our company is committed to creating a customer-centric, customer-demand-oriented, customer value creation and achievement of customer dreams for the purpose of the service concept, with a broad vision and broad mind, committed to creating good benefits and market operation, to build corporate brand.