Rose Bengal 95% (dye content) ≥96% (by HPLC), Sigma-Aldrich®
Fornitore: SIGMA-ALDRICH MICROSCOPY
Synonyms:
Sodium 4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate), Food Red No. 105, CI 45440, Acid red 94, Aniline Rose, Rose Bengal sodium
Rose Bengal has been used to evaluate acrosome integrity. It has also been used to initiate photothrombotic occlusion in blood.
Formula:
C₂₀H₂Cl₄I₄O₅Na₂ Peso molecolare: 1017,63 g/mol Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00151169 CAS Number: 632-69-9 EINECS: 211-183-3 |
Risultati del test di specificazione
Appearance (Colour) | Red to Brown |
Appearance (Form): Powder and/or Chunks | Conforms |
Infrared spectrum | Conforms to Structure |
Wave Length, c = 0.004 g/L H2O + 1 ml 1% Na2CO3 | 546 - 550 nm |
Extinction Coefficient | ≥32000 |
Wave Length | 262 - 266 nm |
Purity (HPLC) | Approximately ≥95.0% |
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