Rose Bengal 95% (dye content) ≥96% (by HPLC), Sigma-Aldrich®
Supplier: 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
330000-1G
330000-5G
330000-1GEA
128
EUR
330000-1G
330000-5G
Rose Bengal 95% (dye content) ≥96% (by HPLC), Sigma-Aldrich®
Rose Bengal
Rose Bengal has been used to evaluate acrosome integrity. It has also been used to initiate photothrombotic occlusion in blood.
Formula:
C₂₀H₂Cl₄I₄O₅Na₂ MW: 1017,63 g/mol Storage Temperature: Ambient |
MDL Number:
MFCD00151169 CAS Number: 632-69-9 EINECS: 211-183-3 |
Specification Test Results
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% |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...