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108294 | Thorin

108294
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      Overview

      Replacement Information

      Key Spec Table

      CAS #EC NumberHill FormulaMolar Mass
      3688-92-4222-993-1C₁₆H₁₁AsN₂Na₂O₁₀S₂576.3 g/mol

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      1082940005
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          Glas bottle pre packed 5 g
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          Description
          Catalogue Number108294
          Synonyms1-(2-Arsonophenylazo)-2-hydroxy-3,6-naphthalene-disulfonic acid sodium salt, 2-(2-Hydroxy-3,6-disulfo-1-naphthylazo)-benzene-arsonic acid sodium salt
          References
          Product Information
          CAS number3688-92-4
          EC index number033-002-00-5
          EC number222-993-1
          Hill FormulaC₁₆H₁₁AsN₂Na₂O₁₀S₂
          Molar Mass576.3 g/mol
          HS Code2931 90 80
          Structure formula Image
          Applications
          ApplicationThorin indicator for sulfate titration. CAS 3688-92-4, pH 6.1 (10 g/l, H₂O, 20 °C). Thorin MSDS and product info below.
          Biological Information
          Physicochemical Information
          pH value6.1 (10 g/l, H₂O, 20 °C)
          Bulk density700 kg/m3
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Hazard Pictogram(s)

          Hazard Statement(s)H331: Toxic if inhaled.
          H301: Toxic if swallowed.
          H410: Very toxic to aquatic life with long lasting effects.
          Precautionary Statement(s)P273: Avoid release to the environment.
          P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
          P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
          Storage class6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
          WGKWGK 3 highly water endangering
          Disposal9
          Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
          Safety Information
          Hazard Symbols Toxic
          Dangerous for the environment
          Categories of dangertoxic, dangerous for the environment
          R PhraseR 23/25-50/53
          Toxic by inhalation and if swallowed.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
          S PhraseS 20/21-28-45-60-61
          When using do not eat, drink or smoke.After contact with skin, wash immediately with plenty of soap and water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +5°C to +30°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDUN 3465 , 6.1, II
          Declaration (transport by air) IATA-DGRUN 3465 , 6.1, II
          Declaration (transport by sea) IMDG-CodeUN 3465 , 6.1, II
          Supplemental Information
          Specifications
          Identity (UV/VIS-Spectrum)passes test
          Absorption maximum λmax. (Propan-2-ol)480 - 490 nm
          Spec. Absorptivity A 1%/1cm (λmax; 0.025 g/l; propan-2-ol; calc. on anhydrous substance)250 - 350
          Water (according to Karl Fischer)≤ 25 %
          Suitability as indicator (for sulfate titration)passes test

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          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Azo- and Hydrazo Compounds
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Sulfur Compounds > Sulfonic Acids and Derivatives > Sulfonic Acid Esters and Salts
          Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Complex or Metal Indicators
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Organoelement Compounds > Arsenic and Selenic Compounds