Uranin, rein

Lieferant: Thermo Scientific

Synonyme: Fluorescein NatriumsalzResorcinphthalein Dinatriumsalz3′,6′-Dihydroxyspiro[2-benzofuran-3,9′-xanthen]-1-on Dinatriumsalz2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoesäure Dinatriumsalz6-Hydroxy-9-(2-carboxyphenyl)-(3H)-3-xanthenon DinatriumsalzDinatrium-2-(3-oxo-6-oxidoxanthen-9-yl)benzoatFluorescein-NatriumFluoreszein Dinatriumsalz9-(2-Carboxyphenyl)-6-hydroxy-(3H)-3-xanthenon DinatriumsalzFluorescein Dinatriumsalz6-Hydroxy-9-(2-carboxyphenyl)- (3H)-xanthen-3-on Dinatriumsalz6-Hydroxy-9-(2-carboxyphenyl)-(3H)-xanthen-3-on Dinatriumsalz2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)-benzoesäure Dinatriumsalz

ACRO173241000EA 52.3 EUR
ACRO173241000 ACRO173245000 ACRO173240025
Uranin, rein
Uranin
Formel: C₂₀H₁₀Na₂O₅
Molecular Weight: 376,28 g/mol
Schmelzpunkt: 320 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00167039
CAS-Nummer: 518-47-8
EINECS: 208-253-0
Merck Index: 13,04185
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Spezifikation Testergebnisse

Appearance Orange-red to green-brown to dark brown Powder
Infrared spectrum Conforms
Loss on drying ≤10 % (105°C)
UV Lambda max 488 to 491 nm (in buffer pH 8)
Absorption Ratio P-15/P+15 1.2 to 1.7
Specific absorbance A (1%/1cm) ≥1700 (at lambda max.)

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