Fluorescein Sodium Salt
- Product NameFluorescein Sodium Salt
- CAS518-47-8
- MFC20H13NaO5
- MW356.31
- EINECS208-253-0
- MOL File518-47-8.mol
Chemical Properties
| Melting point | 320 °C |
| Density | 0.579[at 20℃] |
| vapor pressure | 2.133hPa |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: soluble1mg/mL |
| Colour Index | 45350 |
| form | Powder |
| pka | 2.2, 4.4, 6.7(at 25℃) |
| color | Rust-orange |
| Odor | Odorless |
| PH | 8.3 (10g/l, H2O, 20℃) |
| PH Range | Pink uorescence (4.0) to green uorescence (6.0) |
| Water Solubility | 500 g/L (20 ºC) |
| λmax | 491nm, 493.5nm, 490nm |
| Merck | 14,4159 |
| BRN | 3833041 |
| Stability | Stable. |
| Major Application | Nanolithography, nanoparticles, thin films, fuel cells, inks, laser, colored bubbles, cleansing products, identifying leaks in coolant, suntanning agent, hair dyes, cosmetics, dermatology, dental material, diagnosis of diabetic retinopathy, antitumor agent |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 36-36/37/38 |
| Safety Statements | 22-24/25-37/39-26-36/37/39-27 |
| WGK Germany | 1 |
| RTECS | LM5425000 |
| F | 3 |
| TSCA | Yes |
| HS Code | 32041200 |
| Hazardous Substances Data | 518-47-8(Hazardous Substances Data) |
| Toxicity | LD50 in mice, rats (mg/kg): 4738, 6721 orally (Yankel, Loux) |
