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MilliporeSigma

199540

Sigma-Aldrich

Ethyl eosin

certified by the BSC

Synonym(s):

Eosin alcohol soluble, 2′,4′,5′,7′-Tetrabromoeosin ethyl ester potassium salt, Solvent Red 45

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$77.40
25 G
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About This Item

Empirical Formula (Hill Notation):
C22H11Br4KO5
CAS Number:
Molecular Weight:
714.03
Colour Index Number:
45386
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

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$77.40


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agency

certified by the BSC

Quality Level

form

powder

composition

Dye content, 95%

λmax

532 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[K+].CCOC(=O)c1ccccc1C2=C3C=C(Br)C(=O)C(Br)=C3Oc4c(Br)c([O-])c(Br)cc24

InChI

1S/C22H12Br4O5.K/c1-2-30-22(29)10-6-4-3-5-9(10)15-11-7-13(23)18(27)16(25)20(11)31-21-12(15)8-14(24)19(28)17(21)26;/h3-8,27H,2H2,1H3;/q;+1/p-1

InChI key

UKZQEOHHLOYJLY-UHFFFAOYSA-M

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1 of 4

This Item
E4009861006E4382
Eosin Y Dye content ~99 %

E4009

Eosin Y

Eosin B certified by the BSC, Dye content 90 %

861006

Eosin B

grade

certified by the Biological Stain Commission

grade

-

grade

certified by the Biological Stain Commission

grade

certified by the Biological Stain Commission

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

form

powder

form

powder

form

powder

form

powder

composition

Dye content, 95%

composition

Dye content, ~99%

composition

Dye content, 90%

composition

Dye content, ≥90%

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

Suitability

Certified for use in the Stoval and Black method for demonstrating Negri bodies in the central nervous system of rabid animals.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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