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107998 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt

GR for analysis (reagent for fluoride, zirconium, thorium)

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

Synonyms: SPADNS

CAS #: 23647-14-5 EC Number: 245-803-9 Molar Mass: 570.41 g/mol Hill Formula: C₁₆H₉N₂Na₃O₁₁S₃
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107998
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Overview

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
23647-14-5245-803-9C₁₆H₉N₂Na₃O₁₁S₃570.41 g/mol

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      Description
      Catalogue Number107998
      SynonymsSPADNS
      Product Information
      CAS number23647-14-5
      EC number245-803-9
      Hill FormulaC₁₆H₉N₂Na₃O₁₁S₃
      Molar Mass570.41 g/mol
      HS Code2927 00 29
      Structure formula ImageStructure formula Image
      Quality LevelMQ100
      Physicochemical Information
      pH value6.0 (10 g/l, H₂O, 22 °C)
      Bulk density810 kg/m3
      Solubility220 g/l
      Safety Information according to GHS
      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 +15°C to +25°C.
      Specifications
      Identity (UV/VIS-Spectrum)passes test
      Color change with zirconiumpasses test pink - violet
      Absorption maximum λmax. (buffer pH 7.0)505 - 510 nm
      Spec. Absorptivity A 1%/1cm (λmax; 0.02 g/l; buffer pH 7.0; calc. on dried substance)400 - 560
      Loss on Drying (105 °C)≤ 10 %
      Global Trade Item Number
      Catalogue Number GTIN
      1079980025 04022536099033