RIBOFLAVIN For Biochemistry
Confirms to BP
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC4149 | For Biochemistry | 99% | 83-88-5 | C17H20N4O6 | 376.37 | 2936.231 | 60 Months |
Packings
| 5 g,10 g,25 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | Orange yellow powder |
| Odour | Slight odour |
| pH value | 6 |
| Melting point/ Freezing point [°C] | 280°C |
Specifications
| Appearance | Orange yellow powder |
| Assay (spectrophotometric; on dried basis) | 99 - 101% |
| Appearance of solution | Passes test |
| Specific optical rotation ([α]20/D) | -135° to -128° |
| Relative absorption | |
| at A373 nm/A267 nm | 0.31 - 0.33 |
| at A444 nm/A267 nm | 0.36 - 0.39 |
| Lumiflavine | Passes test |
| Loss on drying (at 105°C) | Max 1.5% |
| Sulphated ash | Max 0.1% |
Safety Information and Hazard Symbols
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