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104595 Calconcarboxylic acid

metal indicator

Calconcarboxylic acid MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Patton and Reeders Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid

CAS #: 3737-95-9 EC Number: 223-117-0 Molar Mass: 474.45 g/mol Hill Formula: C₂₁H₁₄N₂O₇S * 2 H₂O
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104595
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Overview

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
3737-95-9223-117-0C₂₁H₁₄N₂O₇S * 2 H₂O474.45 g/mol

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          Description
          Catalogue Number104595
          SynonymsPatton and Reeders Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
          Product Information
          CAS number3737-95-9
          EC number223-117-0
          Hill FormulaC₂₁H₁₄N₂O₇S * 2 H₂O
          Molar Mass474.45 g/mol
          HS Code2927 00 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Physicochemical Information
          Melting Point300 °C
          Bulk density400 kg/m3
          Solubility8 g/l
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Statement(s)H315: Causes skin irritation.
          H319: Causes serious eye irritation.
          H335: May cause respiratory irritation.
          Precautionary Statement(s)P261: Avoid breathing dust.
          P264: Wash skin thoroughly after handling.
          P271: Use only outdoors or in a well-ventilated area.
          P280: Wear protective gloves/ eye protection/ face protection.
          P302 + P352: IF ON SKIN: Wash with plenty of water.
          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 3 highly 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.
          Storage and Shipping Information
          StorageStore at +5°C to +30°C.
          Specifications
          Identity (UV/VIS-Spectrum)passes test
          Appearance of solution (0.1 g/l; ethanol)passes test
          Absorption maximum λmax. (Ethanol)569 - 572 nm
          Spec. Absorptivity A 1%/1cm (λmax.; 0.025 g/l; ethanol; calc. on water free substance)≥ 250
          Water (according to Karl Fischer)≤ 9 %
          Suitability as indicator (for metal titration)passes test
          Global Trade Item Number
          Catalogue Number GTIN
          1.04595.0005 04022536053202
          1.04595.0025 04022536053219