102498 Chromotropic acid disodium salt dihydrate

102498
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      Overview

      Replacement Information
      Replacement InformationIn North America 102498.0025 replaces and has a superior specification to DX1460-1

      Key Specifications Table

      CAS #EC NumberHill FormulaMolar MassGrade Value
      5808-22-0 204-972-9 C₁₀H₆Na₂O₈S₂ * 2 H₂O 400.30 g/mol ACS,Reag. Ph Eur

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      Catalog Number AvailabilityPackaging Qty/Pack Price Quantity
      1024980025
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          Glass bottle 25 g
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          Description
          Catalogue Number102498
          ReplacesDX1460-1
          Synonyms4,5-Dihydroxy-2,7-naphthalene disulfonic acid sodium salt
          References
          Product Information
          CAS number5808-22-0
          EC number204-972-9
          GradeACS,Reag. Ph Eur
          Hill FormulaC₁₀H₆Na₂O₈S₂ * 2 H₂O
          Molar Mass400.30 g/mol
          HS Code2908 99 00
          Structure formula ImageStructure formula Image
          Applications
          Biological Information
          Physicochemical Information
          Melting Point>300 °C
          pH value3.6 (10 g/l, H₂O, 20 °C)
          Bulk density780 kg/m3
          Solubility170 g/l
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Storage class10 - 13 Other liquids and solids
          WGKWGK 1 slightly 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
          Product Usage Statements
          Storage and Shipping Information
          StorageStore below +30°C.
          Packaging Information
          Transport Information
          Declaration (railroad and road) ADR, RIDKein Gefahrgut
          Declaration (transport by air) IATA-DGRNo Dangerous Good
          Declaration (transport by sea) IMDG-CodeNo Dangerous Good
          Supplemental Information
          Specifications
          Appearancegreyish white to brownish white powder
          Assay (acidimetric, calc. on anhydrous substance)≥ 98.5 %
          Identity (IR-spectrum)passes test
          Appearance of solution (5 %; water)passes test
          Water (according to Karl Fischer)8.5 - 9.5 %
          Sensitivity (of formaldehyde)passes test
          Sensitivity (of nitrate)passes test

          Documentation

          Chromotropic acid disodium salt dihydrate SDS

          Title

          Safety Data Sheet (SDS) 

          Chromotropic acid disodium salt dihydrate Certificates of Analysis

          Product Number PackagingSpecificationLot Number
          1024980025 Glass bottlePDF Specification Document

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          Categories

          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Phenols and Phenol Ethers > Alkyl and Aryl phenols and Derivatives
          Analytics and Sample Preparation > Reagents for Pharmacopoeia Analysis > Other Reagents for Pharmacopoeia Analysis
          Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Fluorescence Indicators
          Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Sulfur Compounds > Sulfonic Acids and Derivatives > Sulfonic Acid Esters and Salts