Fluorescein dinatriumsalt, ren
Leverandør: Thermo Scientific
Synonymer:
3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, disodium salt, Acid Yellow 73, Yellow No. 8, Fluorescein sodium salt, 2-(6-hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid disodium salt, Disodium 2-(3-oxo-6-oxidoxanthen-9-yl)benzoate
173241000
173245000
173240025
ACRO173241000EA
885
NOK
ACRO173241000
ACRO173245000
ACRO173240025
Fluorescein dinatriumsalt, ren
Fluorescein dinatriumsalt
Formel:
C₂₀H₁₀Na₂O₅ MW: 376,28 g/mol Smeltepunkt: 320 °C Tetthet: 1,601 g/cm³ (20 °C) Lagringstemperatur: Romtemperatur |
MDL nummer:
MFCD00167039 CAS-nummer: 518-47-8 EINECS: 208-253-0 Merck Indeks: 13,04185 |
Spesifikasjon Testresultater
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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