Fluoresceína, puro
Proveedor: Thermo Scientific
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Atención
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119241000
119245000
119240025
119240250
ACRO119241000EA
68.7
EUR
ACRO119241000
ACRO119245000
ACRO119240025
ACRO119240250
Fluoresceína, puro
Fluoresceína
Formula:
C₂₀H₁₂O₅ Pto. de fusión: 314…316 °C Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00005050 Núm. CAS: 2321-07-5 EINECS: 219-031-8 Índice Merck: 13,04185 |
Resultados test especificaciones
Appearance | Red-brown to rust brown to brown Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤3 % |
Sulfated ash | ≤0.5 % |
Specific absorbance A (1%/1cm) | ≥1800 (490 +/- 5 nm , 0.5% aq. soln. of Na2CO3) |
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