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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      1159360025
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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