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Fluoresceína 95% (conteúdo de corante), Sigma-Aldrich®

Fornecedor: SIGMA ALDRICH MICROSCOPY
Atenção

Sinônimos: 3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, 2-(6-Hydroxy-3-oxo-(3H)-xanthen-9-yl)benzoic acid

Nível de qualidade M-Clarity™ = MQ200

F2456-100G F2456-500G
F2456-100GEA 71.1 EUR
F2456-100G F2456-500G
Fluoresceína 95% (conteúdo de corante), Sigma-Aldrich®
Fluoresceína
Fórmula: C₂₀H₁₂O₅
Ponto de Fusão: 320 °C (literatura)
Temperatura de Armazenamento: Room Temperature
Número MDL : MFCD00005050
Número CAS: 2321-07-5
EINECS: 219-031-8
Merck Index: 13,04185
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Especificações dos Resultados do Teste

Appearance Orange to red-brown or maroon powder
Infrared Spectrum Conforms to structure and standard.
UV-Visible Spectrum 0.003 g/L, 0.01 N NaOH
E(490 +/- 2 Nm) = >70,000
E(284 +/- 2 Nm) = >12,000
E(238 +/- 2 Nm) = >39,000
Titration 94.5%-105.5% (With NaOH)
Solubility 1 mg/ml 1 N NaOH; Clear orange-green to orange brown solution


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