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103170 Eriochrome black T (C.I. 14645)

indicator for complexometry ACS,Reag. Ph Eur

Eriochrome black T (C.I. 14645) MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Chrome black T, 2-Hydroxy-1-(1-hydroxy-2-naphthylazo)-6-nitronaphthalene-4-sulfonic acid sodium salt

CAS #: 1787-61-7 EC Number: 217-250-3 Molar Mass: 461.38 g/mol Hill Formula: C₂₀H₁₂N₃NaO₇S Grade: ACS,Reag. Ph Eur
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103170
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Overview

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

Key Spec Table

CAS #EC NumberHill FormulaMolar MassGrade Value
1787-61-7217-250-3C₂₀H₁₂N₃NaO₇S461.38 g/molACS,Reag. Ph Eur

Pricing & Availability

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1031700025
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      1031700100
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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 90
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          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)P264: Wash skin thoroughly after handling.
          P273: Avoid release to the environment.
          P280: Wear eye protection/ face protection.
          P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
          P337 + P313: If eye irritation persists: Get medical advice/ attention.
          P391: Collect spillage.
          P501: Dispose of contents/ container to an approved waste disposal plant.
          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
          Categories of dangerirritant, dangerous for the environment
          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
          Global Trade Item Number
          Catalogue Number GTIN
          1031700025 04022536040431
          1031700100 04022536040455