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Eozin B, pure, certified

Dodavatel: Thermo Scientific
Nebezpečí

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

409420250 409421000
ACRO409420250EA 1100 CZK
ACRO409420250 ACRO409421000
Eozin B, pure, certified
Eozin B
Vzorec: C₂₀H₆Br₂N₂Na₂O₉
MW: 624,06 g/mol
Bod tání: >310 °C (rozkl.)
Storage Temperature: Ambient
MDL Number: MFCD00005041
CAS číslo: 548-24-3
EINECS: 208-943-1
Merck Index: 12,03638

Objednat

Výsledky specifikačního testu

Appearance Dark brown to dark red-purple Crystalline powder
Infrared spectrum Conforms
Dye content ≥85 %
UV Lambda max 511 to 520 nm (in water + 1% Na2CO3)
Absorption Ratio P-15/P+15 0.96 to 1.22
BSC Certification Passes

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