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46970

Sigma-Aldrich

Fluorescein sodium salt

p.a., for source staining

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Synonym(s):
Acid Yellow 73, D&C;Yellow No. 8, NaFl, NaFluo, Sodium fluorescein, Uranine
Empirical Formula (Hill Notation):
C20H10Na2O5
CAS Number:
Molecular Weight:
376.27
Colour Index Number:
45350
Beilstein/REAXYS Number:
3833041
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.32

grade

for source staining
p.a.

Quality Level

form

powder

fluorescence

λex 460 nm; λem 515 nm(lit.)

SMILES string

[Na+].[Na+].[O-]c1ccc2c(Oc3cc([O-])ccc3C24OC(=O)c5ccccc45)c1

InChI

1S/C20H12O5.2Na/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;;/h1-10,21-22H;;/q;2*+1/p-2

InChI key

RGPLGPBQJOQFJS-UHFFFAOYSA-L

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This Item
F6377301811.03992
Fluorescein sodium salt p.a., for source staining

46970

Fluorescein sodium salt

Fluorescein sodium salt used as fluorescent tracer

F6377

Fluorescein sodium salt

Fluorescein sodium salt analytical standard

30181

Fluorescein sodium salt

Fluorescein sodium (C.I. 45350) extra pure

1.03992

Fluorescein sodium (C.I. 45350)

fluorescence

λex 460 nm; λem 515 nm(lit.)

fluorescence

λex 460 nm; λem 515 nm(lit.)

fluorescence

λex 460 nm; λem 515 nm(lit.)

fluorescence

-

form

powder

form

powder

form

-

form

powder

General description

Fluorescein Sodium Salt (FSS) is a xanthene dye having a polycrystalline structure with a monoclinic system. Fluorescein is a synthetic organic compound available as a dark orange/red powder soluble in water and alcohol.

Application

Fluorescein Sodium Salt (FSS) is used to conduct in-vivo skin studies.

Xanthene fluorophores, like Fluorescein Sodium Salt (FSS), are versatile compounds used across diverse fields of chemistry and life sciences.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

423.7 °F - Pensky-Martens closed cup

flash_point_c

217.6 °C - Pensky-Martens closed cup

ppe

Eyeshields, Gloves, type N95 (US)


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To study the association between the fluorescence levels on fluorescein angiography images and the characteristics on spectral-domain optical coherence tomography (SD OCT) images in diabetic macular edema (DME). Retrospective, observational, cross-sectional study. One hundred sixty-seven consecutive eyes of 116 patients

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