Vitamin B2 Riboflavin Powder
Product Specifications
DFI-336053DFI-747386
DFI-336053
| Description | |
|---|---|
| CAS No.: | 83-88-5 |
| Country of origin: | China |
| Description: | Yellow or orange yellow crystalline powder |
| Formula: | C17H20N4O6 |
| Molecular weight: | 376.36 |
| Packaging: | 25 kg/ drum |
| Particle size: | 95% passes through 80 mesh |
| Shelf life: | 36 months |
| Storage: | Tightly sealed, keep in a dry place |
| Specifications | |
| Assay: | 98 to 102% |
| Bulk Density: | Min: 0.3g/ml |
| Heavy metals: | Max: 10ppm, mg/kg |
| Identification: | Intense yellowish-green fluorescence that disappears upon the addition of mineral acids or alkalis |
| Lead: | Max: 1ppm, mg/kg |
| Loss on drying: | Max: 1.5% |
| Lumiflavin: | Max: 0.025 |
| Residue on ignition: | Max: 0.3% |
| Specific Rotation: | -115° ~ -135° |
| Microbiological | |
| Aerobic Plate Count: | Max: 1000cfu/g |
| Escherichia Coli: | Negative |
| Yeasts & Moulds: | Max: 100cfu/g |
Published Date: 2022-08-02 16:03:21
Thank you for your request
A member of the team will be touch soon.
DFI-747386
| Description | |
|---|---|
| Country of origin: | China |
| Description: | Yellow or orange yellow crystalline powder |
| Packaging: | 25kgs net fibre drums |
| Particle size: | 95% pass through 80 mesh sieve |
| Shelf life: | 36 months |
| Storage: | Store in tight, light- resistant containers |
| Specifications | |
| Absorbance: | 0.36 to 0.39 |
| Absorbance: | 0.31 to 0.33 |
| Acidity or Alkalinity: | Check the colour of the test solution after adding the respective solutions |
| Arsenic: | Max: 1ppm, mg/kg |
| Assay: | 97 to 103% |
| Assay: | 98 to 102% |
| Cadmium: | Max: 1ppm, mg/kg |
| Heavy metals: | Max: 10ppm, mg/kg |
| Identification: | Positive |
| Lead: | Max: 3ppm, mg/kg |
| Loss on drying: | Max: 1.5% |
| Lumiflavin: | Absorbance of the filtrate at 440nm does not exceed 0.025(USP); not more intense than Reference sol.(C) 0.025% (EP/BP) |
| Mercury: | Max: 0.1ppm, mg/kg |
| Organic Volatile Impurities: | Method IV <467> |
| Residue on ignition: | Max: 0.1% |
| Residue on ignition: | Max: 0.3% |
| Solubility: | Very soluble in water, practically insoluble in ethanol (96%) |
| Specific Rotation: | Between -115º and -135º |
Published Date: 2022-09-08 12:10:48