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Eosin Y Disodium Salt, 10 % Solution

Eosin Y Disodium Salt, 10 % Solution

Synonyms 2′,4′,5′,7′-Tetrabromofluorescein disodium salt; Acid red 87; Eosin yellowish solution; Eosin Y solution; Eosin Y

CAS Number: 17372-87-1 Molecular Formula: C20H6Br4Na2O5 Molecular Weight: 691.859 g/mol

Beilstein Registry Number: 1443944 MDL Number: MFCD00005040

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SKU 02195700-CF
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Description

Product Description

Eosin Y Disodium Salt, 10 % Solution

Application Notes

Eosin Y disodium salt is used in combination with Azure II to show morphological details of marrow cells; buffered Azure A/Eosin Y method for demostrating cell granules, microorganisms and nuclei; for showing insect musculature; for demonstrating cells infected with mosquito-iridescent virus; use in combination with Alum Hematoxylin/Azure II to show mast cells, early necrobiotic changes in cells and protozoans, rickettsias and bacteria in tissues; to demonstrate volutin granules in any microorganism; Bond's modification of Mann's Eosin-Methyl Blue for Negri bodies in smears; Harris stain for Negri bodies in smears; Mann's method for staining Negri bodies in sections; Gridley's stain for Endamoeba in tissue sections; a modified methenamine-silver nitrate method for the demonstration of Endamoeba in sections. It is used as a counterstain for hematoxylin.

Usage Statement

Research Use Only (RUO). Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Key Applications

Counterstain for hematoxylin

Specifications
SKU 02195700-CF
Application Notes Eosin Y disodium salt is used in combination with Azure II to show morphological details of marrow cells; buffered Azure A/Eosin Y method for demostrating cell granules, microorganisms and nuclei; for showing insect musculature; for demonstrating cells infected with mosquito-iridescent virus; use in combination with Alum Hematoxylin/Azure II to show mast cells, early necrobiotic changes in cells and protozoans, rickettsias and bacteria in tissues; to demonstrate volutin granules in any microorganism; Bond's modification of Mann's Eosin-Methyl Blue for Negri bodies in smears; Harris stain for Negri bodies in smears; Mann's method for staining Negri bodies in sections; Gridley's stain for Endamoeba in tissue sections; a modified methenamine-silver nitrate method for the demonstration of Endamoeba in sections. It is used as a counterstain for hematoxylin.
Beilstein Registry Number 1443944
Color Index 45380
Format solution
Applications Counterstain for hematoxylin
Melting Point 572° F (decomposes) (NTP, 1992)
Molecular Formula C20H6Br4Na2O5
Molecular Weight 691.859 g/mol
Physical Appearance Solution
Product Families Description Eosin Y disodium salt
Product Overview Eosin Y Disodium Salt, 10 % Solution
Solubility greater than or equal to 100 mg/mL at 70° F (NTP, 1992)
Storage and Handling Store at Room Temperature (15-30 °C).
Usage Statement Research Use Only (RUO). Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.