Fluorescéine, pur
Fournisseur: Thermo Fisher Scientific
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Attention
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119241000
119245000
119240025
119240250
ACRO119241000EA
61.4
EUR
ACRO119241000
ACRO119245000
ACRO119240025
ACRO119240250
Fluorescéine, pur
Fluorescéine
Formule:
C₂₀H₁₂O₅ Point de fusion: 314…316 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00005050 Numéro CAS: 2321-07-5 EINECS: 219-031-8 Merck Index: 13,04185 |
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Résultats des tests de spécification
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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