Thermo Scientific Chemicals

Fluorescein disodium salt hydrate

Catalog number: A11659.36
500 g, Each
Thermo Scientific Chemicals

Fluorescein disodium salt hydrate

Catalog number: A11659.36
500 g, Each
Quantity
Catalog number: A11659.36
also known as A11659-36
Price (USD)
Quantity
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Chemical Identifiers

CAS
518-47-8
IUPAC Name
disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
Molecular Formula
C20H10Na2O5
InChI Key
NJDNXYGOVLYJHP-UHFFFAOYSA-L
SMILES
[Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12
Loss on Drying
≤10.0% (105°C/constant wt., non-U.S. specification)
Loss on Drying
≤10.0% (U.S. specification)
lambda-max (UV-Vis)
487-505 nm (0.1 w/v% in distilled water, non-U.S. specification)
Appearance (Color)
Dark red to brown or dark orange
Form
Powder

Description

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.

Applications
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.

Solubility
Soluble in water(500g/L).

Notes
Store in cool, dry conditions in well sealed containers.
RUO – Research Use Only

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