Rose Bengal, dark red powder

Supplier: MP Biomedicals
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Synonyms: Acid red 94Sodium 4,5,6,7-tetrachloro-2',4',5',7'-tetraiodo-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)CI 45440Food Red No. 105Aniline RoseRose Bengal sodium

ICNA0219549105EA 55 GBP
ICNA0219549105 ICNA0219549125
Rose Bengal, dark red powder
Rose Bengal

Rose Bengal is a fluorescent probe for determining NAD binding sites of alcohol dehydrogenase.


Used in Conn′s technique for bacteria in soil; as an alternative to phloxine B in Kreyberg′s stain for keratin and mucus.


Soluble in water at 1 mg/ml (pink to red solution).(Lit.)

Formula: C₂₀H₂Cl₄I₄O₅Na₂
MW: 1017.63 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00005043
CAS Number: 632-69-9

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Specification Test Results

Identity Test Passes
UV/Vis: λmax (water) Store at Room Temperature (15 to 30 °C)

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