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Riboflavin (Vitamin B2) 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.
Thiamine is essential role in carbohydrate metabolism and helps support the body’s natural energy production.
Applied in dietary supplements, fortified foods, and daily wellness products.
Free samples available, with complete COA, TDS and MSDS documents supplied.
| 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 |
Thiamine is used in compound vitamin supplements and health products, supporting energy metabolism and maintaining normal nerve function.
Applied as nutritional fortifier in cereals, beverages, dairy products and baked food to supplement daily vitamin intake.
Served as pharmaceutical raw material for vitamin preparations, relieving fatigue and improving neurasthenia symptoms.
| 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) |
| 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 |
| more than 100kgs | by Sea | 10-35 days | Door to port |
What is Riboflavin (Vitamin B2) and what are its key applications?
Riboflavin (Vitamin B2) is an essential water-soluble vitamin with excellent stability. It plays a vital role in human and animal energy metabolism and is widely used in dietary supplements, food fortification, pharmaceutical raw materials, and feed additives.
What quality documentation can you provide for this product?
We provide comprehensive documentation for our products, including full Certificates of Analysis (COA), Technical Data Sheets (TDS), and Material Safety Data Sheets (MSDS) to ensure regulatory compliance and quality assurance.
Can I request free samples before placing a commercial order?
Yes, free samples are available upon request for quality evaluation and testing purposes before you commit to a large-scale order.
What packaging methods are used for different order sizes?
For small quantities of 1kg, we pack using double plastic bags inside with an aluminum foil bag and an outer box. For larger quantities of 10kg, 25kg, or more, we ship using drums or cartons containing double-layer plastic bags inside.
What are the available delivery methods and estimated shipping times?
Delivery options vary by weight: 1-25kg orders are sent door-to-door via EMS, DHL, UPS, or FedEx in 3-7 days. Orders of 25-100kg are shipped via courier or air (3-7 days). For quantities over 100kg, you can choose air shipping (3-7 days to airport) or sea shipping (10-35 days to port).
