Fluoresceína 95% (conteúdo de corante), Sigma-Aldrich®
Fornecedor: SIGMA ALDRICH MICROSCOPY
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Atenção
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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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