Rose Bengal 85%, pure, high purity biological stain

Supplier: Thermo Scientific Chemicals

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

18945-1000 18945-0010 18945-0050 18945-0250 18945-5000
TS18945-1000EA 228 USD
TS18945-1000 TS18945-0010 TS18945-0050 TS18945-0250 TS18945-5000
Rose Bengal 85%, pure, high purity biological stain
Rose Bengal
Formula: C₂₀H₂Cl₄I₄O₅Na₂
Storage Temperature: Ambient
MDL Number: MFCD00151169
CAS Number: 632-69-9

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Specification Test Results

Appearance Bordeaux to red-brown Crystalline powder
Infrared spectrum Conforms
Loss on drying ≤10 % (105°C)
Dye content ≥80 %
UV Lambda max 540 to 550 nm (in water)
Absorption Ratio P-15/P+15 1.21 to 1.95


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