| CAS No.: | 83-88-5 |
|---|---|
| Formula: | C17h20n4o6 |
| EINECS: | 201-507-1 |
| Classification: | Monosaccharides |
| Appearance: | Powder |
| Grade Standard: | Medicine Grade |
| Customization: |
|---|
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Audited Supplier | Name | Riboflavin |
| Synonyms | 7,8-Dimethyl-10-ribitylisoalloxazine; Lactoflavine; Vitamin B2 |
| Molecular Structure | |
| Molecular Formula | C17H20N4O6 |
| Molecular Weight | 376.37 |
| CAS Registry Number | 83-88-5 |
| EINECS | 201-507-1 |
| Melting point | 290 ºC |
|---|---|
| alpha | -135 º (c=5, 0.05 M NaOH) |
| Water solubility | 0.07 g/L (20 ºC) |
Properties:
Yellow to orange-yellow crystalline powder, slightly smelly, slightly bitter. Soluble in alkaline solution and sodium chloride solution, slightly soluble in water, slightly soluble in ethanol, insoluble in ether. The aqueous solution is yellowish-green and the saturated aqueous solution is neutral. Heat resistance, acid resistance is good, in alkaline solution or ultraviolet irradiation is vulnerable to destruction, reducing agents are also unstable.
Vitamin B2 is a vitamin that promotes the growth and development of the body and plays an important role in the process of human metabolism. Lack, prone to conjunctivitis, keratitis, glossitis and other diseases. China stipulates that it can be used for table salt, the amount of use is 100 ~ 150mg/kg; The maximum dosage of in solid drinks is 10 ~ 13mg/kg; The amount used in infant food is 4 to 8mg/kg; The dosage in cereals and their products is 3.0 ~ 5.0mg/kg; The amount used in liquid and milk drinks is 1 ~ 2mg/kg. It can also be used as a yellow colorant.
Riboflavin exists in green vegetables, soybeans, rice, wheat, yeast, liver, heart and milk, riboflavin is distributed in various tissues in the body, constituting a coenzyme in the body's complement hydrogenation system, participating in REDOX reaction, and playing the role of transferring hydrogen atoms. When riboflavin is lacking, it will affect biological oxidation, cause metabolic disorders, and cause lesions in the mouth, eyes, and external genitalia, such as keratitis, cheilitis, conjunctivitis, scrotis, and so on. Riboflavin is mainly used as medicine, food additives and feed additives, in the medicinal aspect, used in complex vitamins or vitamin B2 preparations, but also used as a yellow coloring agent for sugar tablets and capsules. When used as a food additive, on the one hand, it has the effect of strengthening nutrition, and on the other hand, it is also used as a yellow coloring agent.
FAQ
Question 1: Can I get samples?
Answer: Yes,you can get free samples of our most products,
while the courier cost will be borne by the buyers.
Question 2: What's your MOQ?
Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;
for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.
Question 3: What's your delivery time?
Answer:
Orders shipped by express delivery,the delivery time is usually 5~7 working days;
Orders shipped by air transport,usually around 7~10 working days;
Orders shipped by sea , usually around 2~3 working weeks.
Question 4: What are the different payment methods?
Answer: We usually accept T/T, L/C and Western Union.
Question 5: How do you treat quality complaint?
We take quality very seriously, it is one of the founding principles of our business.
If the quality problem actually exists, we will replace with qualified goods or refund the money.
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