Buy Vitamin B2 Riboflavin Factory Supplies CAS 83-88-5 Bulk supply Company, Exporters

Product nameVitamin B2/Riboflavin

Specification: 98%

CAS No.: 83-88-5
Apperance: Yellow crystalline powder

Standard:ISO, USP, EP

Delivery : EXW,FOB,CFR,CIF,DAP,DDP

Packaging: 20 kgs/drum or customized packaging available

Payment :  T/T bank transfer, Western Union,PayPal

Shelf time2 years,keep away sunlight, keep dry

Product Description

Product Description
Vitamin B2 Riboflavin
Vitamin B2 (Riboflavin) is an essential water-soluble vitamin with excellent stability. It plays a vital role in human and animal energy metabolism, widely used in dietary supplements, food fortification, pharmaceutical raw materials and feed additives.
Key Advantages
Supports Energy Metabolism
Thiamine is essential role in carbohydrate metabolism and helps support the body’s natural energy production.
Nutritional Formulations
Applied in dietary supplements, fortified foods, and daily wellness products.
Service
Free samples available, with complete COA, TDS and MSDS documents supplied.
Certificate of Analysis
Item Standards Results Test method
Appearance Orange yellow crystalline powder Orange yellow crystalline powder Qualified
Identification Consistent with the specification Consistent with the specification Qualified
Assay (Dry basis) 98.0% - 102.0% 99.5% Qualified
Loss on drying ≤ 1.5% 0.89% Qualified
Residue on ignition ≤ 0.3% 0.07% Qualified
Specific Rotation -120° ~ -140° -127.7° Qualified
Absorbance of photosensitive flavin ≤ 0.025 0.005 Qualified
Heavy metal ≤ 10.00mg/kg < 10.00mg/kg Qualified
As ≤ 2.00mg/kg < 2.00mg/kg Qualified
Functions / Application
Dietary Supplements
Thiamine is used in compound vitamin supplements and health products, supporting energy metabolism and maintaining normal nerve function.
Food Industry
Applied as nutritional fortifier in cereals, beverages, dairy products and baked food to supplement daily vitamin intake.
Pharmaceutical Industry
Served as pharmaceutical raw material for vitamin preparations, relieving fatigue and improving neurasthenia symptoms.
application of vitamin b2
Packing
Weight Packing method
1kg bag/kg, box outside (double plastic bag + Aluminum foil bag inside)
10kgs, 25kg or more by Drums or carton (2 layers plastic bag inside)
packaging details
Delivery & Logistics
Weight Delivery method Delivery time Destination
1kg - 25kgs EMS, DHL, UPS, Fedex 3 - 7 days Door to door
25kgs - 100kgs DHL, FedEx, by Air 3 - 7 days Door to door (to Airport by Air)
more than 100kgs by Air 3 - 7 days Door to Airport
by Sea 10 - 35 days Door to port
Logistics delivery
Frequently Asked Questions
What are the primary applications of Vitamin B2 (Riboflavin)?
Vitamin B2 is widely used as a nutritional fortifier in dietary supplements, compound vitamin products, beverages, dairy, and baked goods. It is also utilized in the pharmaceutical industry to address energy metabolism requirements and reduce fatigue.
Can I request product samples before placing a bulk order?
Yes, free samples are available for evaluation. Comprehensive quality assurance documents, including COA, TDS, and MSDS, can also be provided upon request.
What packaging methods are used for shipping?
For orders of 1kg, we use double plastic bags with an outer aluminum foil bag, packed in an outer box. For larger shipments of 10kg or 25kg and above, we use drums or cartons fitted with double plastic liners inside.
What are the estimated delivery times and shipping methods?
We offer multiple delivery options: Express services (EMS, DHL, UPS, FedEx) and air freight take 3–7 days to reach destinations. Sea freight shipments typically take 10–35 days depending on the final port location.
What is the purity standard of this Vitamin B2?
Our Vitamin B2 features a standard purity assay between 98.0% and 102.0% on a dry basis. Batch results show actual test measurements consistently reaching 99.5%, ensuring a highly effective ingredient.

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