Uranin (Konzentrat) zur Untersuchung von unterirdischen Gewässern (Uranine AP) (C.I. 45350)
Lieferant: Merck
Synonyme:
Fluorescein Natriumsalz
, Resorcinphthalein Dinatriumsalz
, 3′,6′-Dihydroxyspiro[2-benzofuran-3,9′-xanthen]-1-on Dinatriumsalz
, 2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoesäure Dinatriumsalz
, 6-Hydroxy-9-(2-carboxyphenyl)-(3H)-3-xanthenon Dinatriumsalz
, Dinatrium-2-(3-oxo-6-oxidoxanthen-9-yl)benzoat
, Fluorescein-Natrium
, Fluoreszein Dinatriumsalz
, 9-(2-Carboxyphenyl)-6-hydroxy-(3H)-3-xanthenon Dinatriumsalz
, Fluorescein Dinatriumsalz
, 6-Hydroxy-9-(2-carboxyphenyl)- (3H)-xanthen-3-on Dinatriumsalz
, 6-Hydroxy-9-(2-carboxyphenyl)-(3H)-xanthen-3-on Dinatriumsalz
, 2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)-benzoesäure Dinatriumsalz
M-Clarity™ Qualitätsstufe = MQ200
Formel:
C₂₀H₁₀Na₂O₅ Molecular Weight: 376,28 g/mol Schmelzpunkt: > 300 °C Dichte: 1,601 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00167039 CAS-Nummer: 518-47-8 EINECS: 208-253-0 Merck Index: 13,04185 |
Spezifikation Testergebnisse
Identity (UV/VIS-Spectrum) | passes test |
Appearance | Reddish-brown powder, eventually with granular and bright parts. |
Absorption maximum λmax. (buffer pH 8.0) | 489 - 491 nm |
Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance) | ≥ 1800 |
Loss on drying (110 °C) | ≤ 7 % |
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