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  6. Thermo Scientific Chemicals Fluorescein-Dinatriumsalz-Hydrat

Thermo Scientific Chemicals Fluorescein-Dinatriumsalz-Hydrat

Artikelnummer. 11434783
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Artikelnummer. 11434783 Lieferant Thermo Scientific Chemicals Lieferanten-Nr. A11659.0E
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Description

CAS: 518-47-8 | C20H10Na2O5 | 376.28 g/mol

Fluorescein disodium salt hydrate is used in dye, ink pigment, in cosmetic products, to detect corneal epithelial defects, and also used as a fluorescent tracer to study blood-brain barrier.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Anwendungen
Fluorescein-Dinatriumsalzhydrat wird in Farbstoff, Farbpigmenten, kosmetischen Produkten, zur Erkennung von kornealen Epitheldefekten und auch als Fluoreszenz-Markierungssubstanz zur Untersuchung der Blut-Hirn-Schranke verwendet.

Löslichkeit
In Wasser löslich (500 g/l).

Hinweise
Kühl und trocken in einem gut versiegelten Behälter lagern.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 518-47-8
Summenformel C20H10Na2O5
Molekulargewicht (g/mol) 376.28
MDL-Nummer MFCD00167039
InChI-Schlüssel NJDNXYGOVLYJHP-UHFFFAOYSA-L
Synonym Acid Yellow 73; C.I. 45350
IUPAC-Name Dinatrium-2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoat
SMILES [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12

Specifications

Chemischer Name oder Material Fluorescein disodium salt hydrate
Schmelzpunkt >250°C
pH 8.3
Geruch Geruchsneutral
Menge 2500 g
Beilstein 3833041
Merck Index 14,4159
Löslichkeitsinformationen Soluble in water(500g/L).
Formelmasse 376.28

RUO – Research Use Only

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