Erythrosin B Dinatriumsalz, rein, hohe Reinheit biologische Färbemittel

Lieferant: Thermo Scientific
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Synonyms: Erythrosin 239C.I. 45430

ACRO189460250EA 54.7 CHF
ACRO189460250
Erythrosin B Dinatriumsalz, rein, hohe Reinheit biologische Färbemittel
Erythrosin B Dinatriumsalz
Formel: C₂₀H₆I₄Na₂O₅
MW: 879,86 g/mol
Melting Pt: >300 °C
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00144257
CAS-Nummer: 16423-68-0
EINECS: 240-474-8

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Spezifikation Testergebnisse

Appearance Red to bordeaux Powder
Infrared spectrum Conforms
Dye content ≥87 %
Arsenic (As) ≤3 ppm
Cadmium (Cd) ≤1 ppm
Lead (Pb) ≤10 ppm
Mercury (Hg) ≤1 ppm
Insoluble matter ≤0.2 % (in water)
Subsidiary dyes ≤4.0 %
Ether extractable matter ≤0.2 %
Fluorescein ≤20 ppm
Inorganic iodide ≤0.1 % (as Sodium iodide)

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