115936 Erythrosine B (C.I. 45430)

115936
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
16423-68-0 240-474-8 C₂₀H₆I₄Na₂O₅ 879.84 g/mol

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      Glass bottle 25 g
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      Description
      Catalogue Number115936
      SynonymsTetraiodofluorescein disodium salt
      DescriptionERYTHROSINE B (C.I. 45430) FOR MICROSCOP
      OverviewErythrosin B (C.I. 45430) is a CERTISTAIN® 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.
      References
      Product Information
      CAS number16423-68-0
      EC number240-474-8
      Hill FormulaC₂₀H₆I₄Na₂O₅
      Molar Mass879.84 g/mol
      HS Code3204 12 00
      Structure formula ImageStructure formula Image
      Applications
      ApplicationCertistain® dry dye used for counterstaining
      Biological Information
      Physicochemical Information
      pH value6 - 7 (10 g/l, H₂O, 20 °C)
      Bulk density470 kg/m3
      Solubility100 g/l
      Dimensions
      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.
      Signal WordWarning
      RTECSLM5950000
      Storage class10 - 13 Other liquids and solids
      WGKWGK 2 obviously hazardous to water
      Disposal3
      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
      Hazard Symbols Hazard SymbolsHarmful
      Categories of dangerharmful
      R PhraseR 22
      Harmful if swallowed.
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +5°C to +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Dye content (gravimetrically)≥ 80 %
      Identity
      - 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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      Categories

      IVD/OEM Materials & Reagents > Microscopy > Dyes for Microscopy > Certistain® Dyes
      Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Acid Alkali Indicators or pH Indicators
      Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Fluorescence Indicators