Gold Member Since 2016
Nanjing Bangnuo Biotechnology Co., Ltd.

Vitamin B2, Vitamin B1, Vitamin B6 manufacturer / supplier in China, offering Manufacturing and Exporting Raw Materials Vitamin B2 (Riboflavin) 83-88-5, High Purity Nootropic CAS 110958-19-5 Raw Material Fasoracetam, H-Desonide Topical Corticosteroid Anti-Inflammatory Steroderm Raw Powder and so on.

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Manufacturing and Exporting Raw Materials Vitamin B2 (Riboflavin) 83-88-5

FOB Price: US $0.9 / grams
Min. Order: 100 grams
Min. Order FOB Price
100 grams US $0.9/ grams
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Production Capacity: 2000kg/Month
Transport Package: 25kg Cardboard Drum
Payment Terms: T/T, Western Union, Money Gram, Bitcoin

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Basic Info
  • Model NO.: 83-88-5
  • Customized: Non-Customized
  • Suitable for: Elderly, Adult
  • Purity: >99%
  • Manufacture: Yes (Nanjing Bangnuo Biotechnology Co., Ltd.)
  • Price: Affordable
  • Advantage: Specialized & Experienced
  • Trademark: NJBN
  • Origin: Made in China
  • Powder: Yes
  • Certification: ISO 9001, USP, BP
  • State: Solid
  • Product: Vitamin B2
  • Coa: Yes
  • Quality: Reliable
  • Market: Global Distribution
  • Specification: Vitamin B2
Product Description
Manufacturing and exporting Raw materials Vitamin B2 (Riboflavin) | 83-88-5

1. APIs of Vitamin B drugs 

Dexpanthenol (CAS NO.81-13-0)
Nicotinic acid (59-67-6)
Nicotinamide (98-92-0)
Adenine (73-24-5)
D-Calcium Pantothenate (137-08-6)
Orotic acid (65-86-1)
Vitamin B1 (59-43-8)
Vitamin B6 (8059-24-3)
Vitamin B2 (83-88-5)
Vitamin B9 (59-30-3)
Vitamin B12 (68-19-9)
Thiamine nitrate (532-43-4)
Pyridoxamine dihydrochloride (524-36-7)
Riboflavin sodium phosphate (130-40-5)
beta-Nicotinamide adenine dinucleotide (53-84-9)

2. [Basic Information]
Product name: vitamin B2; riboflavin
Category: Vitamins and Minerals> Vitamin B> Vitamin B2
CAS: 83-88-5
English name: Riboflavin
EINECS: 201-507-1
Molecular formula: C17H20N4O6
Molecular weight: 376.37
3. [Chemical indicators]
Appearance: should be yellow or orange yellow crystalline powder
Identification: should be a positive reaction
Content: 98% -102%
Specific rotation: 120-140 °
Rehmannia: ≤0.025
Residue on ignition: ≤0.3%
Loss on drying: ≤1.5%
Heavy metal (lead): ≤0.001%
Arsenic: ≤0.0002%
4. [Packing and Storage]
Packing: 25KG cardboard drum
Storage: Keep away from light in low temperature ventilation and dry place.

5. [Vitamin B2 Applications]

1. Vitamin B2 is to promote the growth and development of vitamins, in the process of human metabolism plays an important role. Lack of, susceptible to conjunctivitis, angular cheilitis, glossitis embolism. China's provisions can be used for salt, the use of 100 ~ 150mg / kg; in solid drinks in the maximum amount of 10 ~ 13mg / kg; in infants and young children in the use of food for 4 ~ 8mg / kg; in cereals and their products The amount of 3.0 ~ 5.0mg / kg; in drinking water, milk drinks used in the amount of 1 ~ 2mg / kg. Also can be used as a yellow colorant.
2. For the treatment of riboflavin deficiency, conjunctivitis, nutritional ulcers, systemic nutritional disorders and other diseases
3. Biochemical research, for the polymerization of acrylamide gel photocatalyst, nutrition, clinical drugs are vitamin B family, involved in body sugar, fat, protein metabolism, to maintain normal visual function, promote growth. Clinical treatment for the lack of vitamin B2 caused by angular cheilitis, glossitis embolism.
4. Vitamin B2 as a control
In the presence of green vegetables, soybeans, rice, wheat, yeast, liver, heart and dairy cows, riboflavin is distributed in the tissues of the body, forming the coenzyme in the hydrogenated system in vivo, participating in the redox reaction, From the role of hydrogen atoms. When the lack of riboflavin, it will affect the biological oxidation, so that metabolic disorders, caused by the lesions occurred in the mouth, eye, genitalia, such as chewing gum, cheilitis, conjunctivitis, scrotum and so on. Riboflavin is mainly used for medicine, food additives and feed additives, in the medicinal aspects, for the combination of vitamin or vitamin B2 preparations, but also for sugar-coated tablets and capsules yellow colorants. When used as a food additive, on the one hand, the role of enhanced nutrition, on the other hand as a yellow colorant. Rats were injected with LD50 of 560 mg / kg intraperitoneally.

6. How to order quickly and safly?
Step 1 (Inquiry)Please let me know the items you are favorable, quantities, and the destination country.
Step 2 (Offer)We offer you price and the suitable shipping method for your reference.
Step 3 (Negotiation)We will negotiate price, terms of payment, transport, delivery time, arrival time, destination of the goods and after-sales service.
Step 4 (Order)After receiving your order, we will check it and get prepared for it.
Step 5 (Payment)Please confirm the order and pay money 100% in advance, then send us the detailed contacting information, including contacting person/company, address, mobile number, ZIP code and your special requirements.
Step 6 (Package & Delivery)Parcel will be arranged within 24 hours upon receipt of your payment . and photos will be offered to tell apart the products .
Step 7 (Tracking number)If sent by EMS, the tracking number is availabe within 12 hours . The info will be trackable that day or next day.
If sent by HKEMS or other express,the tracking number will be provided next day. And this does not mean the info is trackable that day. It will be released on internet 2 or 3 days later, because the parcel has to be shipped to Hongkong fist, and then wait for the flight.
Step 8 (After-Sales Service)Within the terms of the contract, If there is any problem about the goods quality, quantity and other problems, we will assure you to make you satisfied with the results.

★★★★★ Dear customers:
Thank you for visiting our website, if you have any comments and suggestions, you are welcome to contact us. May we have a pleasant cooperation!

Sales manager
Anna Huang
Nanjing Bangnuo Biotechnology Co., Ltd
Room 901 Tianqinwan Garden NO.1008 Ssangyong Avenue , Jiangning District , Nanjing City , Jiangsu Province , P.R.China . (211100)
Tel: +8617327094661

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