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115936 Erythrosine B (C.I. 45430)

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Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
16423-68-0240-474-8C₂₀H₆I₄Na₂O₅879.87 g/mol

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      Glass bottle 25 g
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      Catalogue Number115936
      SynonymsTetraiodofluorescein disodium salt
      DescriptionErythrosine B (C.I. 45430)
      OverviewErythrosin B (C.I. 45430)for microscopy Certistain®, is a dry dye for microscopy that is often used as a counterstain, vizualising proteins, connective tissues, fibers and keratin in sample material of human origin. Depending on user requirements and personal preferences, it can be used for the preparation of the commonly used aqueous or alcoholic Erythrosin B staining solutions. As the dye belongs to the portfolio of Certistain® dyes, it is chemically analyzed according to strict specifications before release (CE marked and IVD product) and a high staining quality, with reliable staining results is guaranteed. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.
      Product Information
      CAS number16423-68-0
      EC number240-474-8
      Hill FormulaC₂₀H₆I₄Na₂O₅
      Molar Mass879.87 g/mol
      HS Code3204 12 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ400
      Applicationfor microscopy Certistain®
      Biological Information
      Physicochemical Information
      Density0.625 - 0.731 g/cm3 (30.1 °C)
      Flash point182 °C
      Melting Point315 °C
      pH value6.4 (H₂O, 30.3 °C)
      Bulk density470 kg/m3
      Solubility100 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 1840 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H302: Harmful if swallowed.
      H413: May cause long lasting harmful effects to aquatic life.
      Precautionary Statement(s)P264: Wash skin thoroughly after handling.
      P270: Do not eat, drink or smoke when using this product.
      P273: Avoid release to the environment.
      P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
      P501: Dispose of contents/ container to an approved waste disposal plant.
      Signal WordWarning
      Storage class10 - 13 Other liquids and solids
      WGKWGK 3 highly hazardous to water
      Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
      Safety Information
      Categories of dangerharmful
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Dye content (gravimetrically)≥ 80 %
      - sodium

      passes test
      - UV/VIS-Spectrumpasses test
      Absorption maximum λ max (water)524 - 527 nm
      Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; water)930 - 1170
      TLC-Testpasses test
      Loss on drying (110 °C)≤ 10 %
      Suitability for microscopypasses test

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