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Thermo Scientific Chemicals Fluorescein, disodium salt, pure
CAS: 518-47-8 | C20H10Na2O5 | 376.28 g/mol
Supplier: Thermo Scientific Chemicals 173241000
Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
IndicatorSpecifications
| 1700 (at lambda max.) min. | |
| 320.0°C | |
| 1.2 to 1.7 | |
| MFCD00167039 | |
| 15, 4192 | |
| Solubility in water: 500g/L (20°C). Other solubilities: slightly soluble in alcohol | |
| Authentic | |
| disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate | |
| 488 to 491nm (in buffer pH 8) | |
| 376.27 | |
| Glass Bottle | |
| 100 g |
| Fluorescein, disodium salt | |
| 518-47-8 | |
| C20H10Na2O5 | |
| 19, V,6, 456 | |
| Acid Yellow 73, Fluorescein, water soluble, Uranine, C.I. 45350 | |
| NJDNXYGOVLYJHP-UHFFFAOYSA-L | |
| [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12 | |
| 376.28 | |
| 10% (105°C) max. | |
| Pure | |
| Brown to Orange/Red or Brown/Green | |
| Powder |
Chemical Identifiers
| 518-47-8 | |
| 376.28 | |
| NJDNXYGOVLYJHP-UHFFFAOYSA-L | |
| [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12 |
| C20H10Na2O5 | |
| MFCD00167039 | |
| disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate |
Safety and Handling
Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flammability:
Warning
RUO – Research Use Only