Fluorescéine sodium, pur
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
2-(3-Oxo-6-oxydoxanthène-9-yl)benzoate de disodium
Formule:
C₂₀H₁₀Na₂O₅ Poids moléculaire: 376.28 g/mol Point de fusion: 320 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00167039 Numéro CAS: 518-47-8 EINECS: 208-253-0 Indice Merck: 13,04185 |
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Résultats des tests de spécification
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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