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105225 Cresol red

indicator Reag. Ph Eur

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

Synonyms: o-Cresolsulfonphthalein

Molar Mass: 382.43 g/mol Grade: Reag. Ph Eur
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105225
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Overview

Replacement Information

Key Spec Table

Molar MassGrade Value
382.43 g/molReag. Ph Eur

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      1052250025
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          Description
          Catalogue Number105225
          Synonymso-Cresolsulfonphthalein
          References
          Product Information
          GradeReag. Ph Eur
          Molar Mass382.43 g/mol
          HS Code2934 99 99
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          Biological Information
          Physicochemical Information
          Density0.998 g/cm3
          Melting Point290 °C decomposes
          Bulk density600 - 620 kg/m3
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          Storage class10 - 13 Other liquids and solids
          WGKWGK 3 highly hazardous to water
          Safety Information
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +2°C to +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Appearance of solution(0,5 g/l; ethanol)passes test
          Identity (UV/VIS-Spectrum)passes test
          1st transition rangepH 0.5 - pH 2.5 pink - brownish yellow
          2nd transition rangepH 6.5 - pH 8.5 yellow - purple
          Absorption maximum λ 1 max. (buffer pH 0.5)517 - 520 nm
          Absorption maximum λ 2 max. (buffer pH 2.5)432 - 436 nm
          Absorption maximum λ 3 max. (buffer pH 6.5)432 - 436 nm
          Absorption maximum λ 4 max. (buffer pH 8.5)571 - 574 nm
          Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 0.5; calc. on dried substances)≥ 1200
          Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 2.5; calc. on dried substances)490 - 570
          Spec. Absorptivity A 1%/1cm (λ 3 max.; 0.005 g/l; buffer pH 6.5; calc. on dried substances)490 - 610
          Spec. Absorptivity A 1%/1cm (λ 4 max.; 0.005 g/l; buffer pH 8.5; calc. on dried substances)1000 - 1190
          Loss on drying (110 °C)≤ 5 %
          Sensitivity testpasses test
          Global Trade Item Number
          Catalogue Number GTIN
          1052250005 04022536062419
          1052250025 04022536062426