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Eosina B, purissimo biological stain

Fornitore: Thermo Scientific
Pericolo

Synonyms: Eosin bluish, 2,7-Dinitro-4,5-dibromofluorescein, Eosin B disodium salt, Sodium 2-(4,5-dibromo-2,7-dinitro-6-oxido-3-oxo-3H-xanthen-9-yl)benzoate, 2-(4,5-dibromo-3,6-dihydroxy-2,7-dinitroxanthen-9-yl)-benzoic acid disodium salt, Acid Red 91

229650250 229651000
ACRO229650250EA 33.8 EUR
ACRO229650250 ACRO229651000
Eosina B, purissimo biological stain
Eosina B
Formula: C₂₀H₆Br₂N₂Na₂O₉
Peso molecolare: 624,06 g/mol
Punto di fusione: >310 °C (dec.)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00005041
CAS Number: 548-24-3
EINECS: 208-943-1
Merck Index: 12,03638

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Risultati del test di specificazione

Appearance Dark brown Crystalline powder
Infrared spectrum Conforms
UV Lambda max 511 to 520 nm (in water + 1% Na2CO3)
Absorption Ratio P-15/P+15 0.96 to 1.22

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