Eosin G, rein Indikator-Qualität

Lieferant: Thermo Fisher Scientific
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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

201930250 201931000 201932500
ACRO201930250EA 32.7 CHF
ACRO201930250 ACRO201931000 ACRO201932500
Eosin G, rein Indikator-Qualität
Eosin G
Formel: C₂₀H₆Br₄Na₂O₅
MW: 691.86 g/mol
Melting Pt: >300 °C (Zers.)
Dichte: 1.018 g/cm³
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00005040
CAS-Nummer: 17372-87-1
EINECS: 241-409-6
Merck Index: 13,03634

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Spezifikation Testergebnisse

Appearance Dark red-brown Crystalline powder
Infrared spectrum Conforms
UV spectrum Complies
Loss on drying ≤10 %
UV Lambda max 511 to 519 nm
Specific extinction E (1%/1cm) ≥1100 (lambda max, 0.001M Na2CO3) on dried substance


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