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100 Gram |
FOB Price: USD 800.0000 |
Riboflavin Vitamin B2 83-88-5
Wuhan Senwayer century chemical Co..Ltd located in the predominant Wuhan City where is a traffic hinge of China, specialize in producing and developing pharmaceutical & its intermediates, Pesticide Intermediate, food additive, Plant extracts,and in distributing the products of our own company and affiliated enterprises.
We have set up R&D center, quality inspection center and manufacturing site in Wuhan, Jiangsu and other places.
Our company has professional staff who deal with chemical R&D and scientific management, and holds several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and Spectrophotometer. Meanwhile, we possess of complete Q.A. and Q.C. system, supply chemical products with good quality and custom-tailored products according to our clients' requirement.
We have professional sales team, focus on quality and service, and we have achieved excellent performance over the years. Our company is committed to the development of international market , our products are mainly exported to many countries and regions, such as Europe, America, South-east Asia, the Middle East and Africa etc. With our constant efforts and good service, We sincerely hope to establish long-term cooperation and common development with our customers.
Product Name: | Vitamin B2 |
Alias: | Riboflavin, Vitamin B2, Vitamin B2 |
Appearance: | yellow or orange yellow crystalline powder |
Shelf Life: | 2 Years |
Molecular formula: | C17H20N4O6 |
Molecular weight: | 376.37 |
Specific rotation: | -135° (c=5, 0.05 M NaOH) |
Density: | 1.7 g/cm³ |
Melting point: | 290 ºC |
Boiling point: | 715.6 ºC |
Flash point: | 386.6 ºC |
Water solubility: | slightly soluble in water |
How to order from Senwayer:
1. Send inquiry to let us know the product and quantity you need
2. Senwayer Team will provide with quotation
3. Make full payment then Senwayer Team will start to arrange shipment. (Bank transfer, Bitcoin, USDT)
4. Tracking number usually can be provided in 5 working days after payment received.
5. Parcel will arrive you safely.
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