FLUORESCEIN SODIUM
| Product Code | B-01236 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | CAS No | 518-47-8 | |
| Purity | 98 % | Molecular Weight | 169.23 |
| H.S.Code | 3204.90000 | Shelf Life | 60 Months |
| Molecular Formula | C20H10Na2O5 |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Dark Red Crystalline |
|---|---|---|---|
| Melting point/ Freezing point [°C] | >300 °C | pH Vaalue | 8.3 at 10 g/l at 20 °C |
| Solubility in water [% weight] | 500 g/l at 20 °C | Partition coefficient Log Pow octanol / water at 20°C | 3.5 |
Packaging
Specification
| Appearance | Orange-red to green-brown to dark brown powder |
| Identity (IR) | Confirms to structure |
| Loss on drying (at 105°C) | Max 10.0% |
| Absorption maxima (in buffer pH 8.0) | 488 to 491 nm |
| UV absorbance ratio (P-15/P+15) | 1.2 – 1.7 |
| Specific absorptivity 1%/1cm (at lmax; buffer pH 8.0) | Min 1700 |
Safety Information and Hazard Symbols
Symbol: GHS06, GHS08, GHS09
Signal Word: Danger
Packing Group: III
Hazardous Statement: H301-H311-H331-H373-H410
Precaution Statement: P261-P273-P280-P301 + P310-P311-P501