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Thermo Scientific Chemicals Fluorescein, disodium salt, pure Product Code.: 10387590
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Thermo Scientific Chemicals Fluorescein, disodium salt, pure

Product Code. 10387590
100 g, Glass Bottle
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Quantity:
100 g
500 g
2.5 kg
Packaging:
Glass Bottle
Plastic drum
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Product Code. 10387590

Brand: Thermo Scientific Chemicals 173241000

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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.

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TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 518-47-8
Molecular Formula C20H10Na2O5
Molecular Weight (g/mol) 376.28
MDL Number MFCD00167039
InChI Key NJDNXYGOVLYJHP-UHFFFAOYSA-L
IUPAC Name disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate
SMILES [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12

Specifications

Absorbance 1700 (at lambda max.) min.
Melting Point 320.0°C
Absorption Ratio 1.2 to 1.7
Beilstein 19, V,6, 456
Merck Index 15, 4192
Synonym Acid Yellow 73, Fluorescein, water soluble, Uranine, C.I. 45350
Solubility Information Solubility in water: 500g/L (20°C). Other solubilities: slightly soluble in alcohol
Infrared Spectrum Authentic
Lambda Max 488 to 491nm (in buffer pH 8)
Formula Weight 376.27
Loss on Drying 10% (105°C) max.
Grade Pure
Packaging Glass Bottle
Color Brown to Orange/Red or Brown/Green
Quantity 100 g
Physical Form Powder
Chemical Name or Material Fluorescein, disodium salt
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5 results found
Lot Number Certificate Type Date Catalog Number
Lot NumberA0466302 Certificate TypeCertificate of Analysis Date25/09/2024 Catalog Number173241000,173245000,173240025
Lot NumberA0463581 Certificate TypeCertificate of Analysis Date03/07/2024 Catalog Number173241000,173245000,173240025
Lot NumberA0462523 Certificate TypeCertificate of Analysis Date07/05/2024 Catalog Number173241000,173245000,173240025
Lot NumberA0458364 Certificate TypeCertificate of Analysis Date20/12/2023 Catalog Number173241000,173245000,173240025
Lot NumberA0457022 Certificate TypeCertificate of Analysis Date09/11/2023 Catalog Number173241000,173245000,173240025

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