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eosin
(redirected from Eosin Y)

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eosin [′ē·ə·sən]
(organic chemistry)
C20H8O5Br4
A red fluorescent dye in the form of triclinic crystals that are insoluble in water; used chiefly in cosmetics and as a toner. Also known as bromeosin; bromo acid; eosine; tetrabromofluorescein.
The red to brown crystalline sodium or potassium salt of this dye; used in organic pigments, as a biological stain, and in pharmaceuticals.
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[ILLUSTRATION OMITTED] In 1891, Romanowsky mixed eosin Y and methylene blue to differentially stain blood cells and malaria parasites.
A short history of Giemsa by Wenk, Peggy A. / Medical Laboratory Observer
Slides stained with Eosin Y were used to examine the health of the cartilage.
Glucosamine/chondroitin sulfate by Behrens, Dusty / Journal of the Colorado-Wyoming Academy of Science
 
 
 
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