103170 Eriochrome black T (C.I. 14645)

103170
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      Overview

      Replacement Information
      Replacement InformationIn North America 1.03170.0100 replaces and is identical to EX0100-5

      Key Specifications Table

      CAS #EC NumberHill FormulaMolar MassGrade Value
      1787-61-7 217-250-3 C₂₀H₁₂N₃NaO₇S 461.38 g/mol ACS,Reag. Ph Eur

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      1031700025
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          Glass bottle 25 g
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          1031700100
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              Glass bottle 100 g
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              Description
              Catalogue Number103170
              ReplacesEX0100-5; EX0100
              SynonymsChrome black T, 2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitronaphthalene-4-sulfonic acid sodium salt
              References
              Product Information
              CAS number1787-61-7
              EC number217-250-3
              GradeACS,Reag. Ph Eur
              Hill FormulaC₂₀H₁₂N₃NaO₇S
              Molar Mass461.38 g/mol
              HS Code3212 90 00
              Structure formula ImageStructure formula Image
              Applications
              Biological Information
              Physicochemical Information
              pH value3.7 (10 g/l, H₂O, 20 °C)
              Bulk density400 - 600 kg/m3
              Solubility50 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 17590 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Pictogram(s)
              Hazard Statement(s)H319: Causes serious eye irritation.
              H411: Toxic to aquatic life with long lasting effects.
              Precautionary Statement(s)P273: Avoid release to the environment.
              P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
              Signal WordWarning
              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 SymbolsDangerous for the environment
              Hazard SymbolsIrritant
              Categories of dangerirritant, dangerous for the environment
              R PhraseR 36-51/53
              Irritating to eyes.Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
              S PhraseS 26-61
              In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
              Product Usage Statements
              Storage and Shipping Information
              StorageStore at +15°C to +25°C.
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RIDUN 3077 , 9, III
              Declaration (transport by air) IATA-DGRUN 3077 , 9, III
              Declaration (transport by sea) IMDG-CodeUN 3077 , 9, III, Marine Pollutant: P
              Supplemental Information
              Specifications
              Identity (UV/VIS-Spectrum)passes test
              AppearanceBlack to dark brown-black fine powder, eventually with granular parts
              Clarity of solutionpasses test
              Absorption maximum λmax. (buffer pH 10.0)612 - 616 nm
              Spec. Absorptivity A 1%/1cm (λmax; 0.02 g/l; buffer pH 10.0; calc. on dried substance)400 - 510
              Loss on drying (110 °C)≤ 7 %
              Suitability as indicator (for complexometric titration, ACS)passes test
              Suitability as indicator (Reag. Ph Eur)passes test