Eosin Y (yellowish), high purity biological stain

Supplier: Thermo Scientific Chemicals

ThermoScintific Chemicals

ThermoScintific Chemicals

Irritant Warning

Warning

Synonyms: Solvent Red 43, Field's Stain B, Eosin 225, 2,4,5,7-Tetrabromofluorescein disodium salt, Disodium 2-(2,4,5,7-tetrabromo-6-oxido-3-oxoxanthen-9-yl)benzoate, Disodium 2',4',5',7'-tetrabromo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate), Tetrabromofluorescein disodium salt, 2′,4′,5′,7′-Tetrabromofluorescein disodium salt, Eosin Y disodium salt

15288-0250 15288-1000 15288-5000

TS15288-0250EA 46 USD

TS15288-0250 TS15288-1000 TS15288-5000

Eosin Y (yellowish), high purity biological stain

Eosin Y (yellowish)

Formula: C₂₀H₆Br₄Na₂O₅
MW: 691.86 g/mol
Melting Pt: >300 °C (dec.)
Density: 1.018 g/cm³
Storage Temperature: Ambient

MDL Number: MFCD00005040
CAS Number: 17372-87-1
EINECS: 241-409-6
Merck Index: 1303634

Specification Test Results

Appearance	Red to brown Crystalline powder
Infrared spectrum	Conforms
Loss on drying	≤10 %
Dye content	≥90 % (on dry substance)

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