106278 Alizarin red S mono sodiumsalt (C.I. 58005)

106278
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      Overview

      Replacement Information

      Key Specifications Table

      CAS #EC NumberHill FormulaMolar Mass
      130-22-3 204-981-8 C₁₄H₇NaO₇S 342.26 g/mol

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      1062780025
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          Glass bottle 25 g
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          1062780100
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              Glass bottle 100 g
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              Description
              Catalogue Number106278
              References
              Product Information
              CAS number130-22-3
              EC number204-981-8
              Hill FormulaC₁₄H₇NaO₇S
              Molar Mass342.26 g/mol
              HS Code3204 12 00
              Structure formula ImageStructure formula Image
              Applications
              Biological Information
              Physicochemical Information
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              RTECSCB1095300
              Storage class10 - 13 Other liquids and solids
              WGKWGK 2 obviously 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 at +5°C to +30°C.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              Identity (UV/VIS-Spectrum)passes test
              1st transition rangepH 4.3 - pH 6.3 Lightly yellow - pink
              2nd transition rangepH 9.4 - pH 12.0 Brown orange - violet
              Absorption maximum λ 1 (buffer pH 4.3)418 - 424 nm
              Absorption maximum λ 2 (buffer pH 6.3)510 - 517 nm
              Absorption maximum λ 3 (buffer pH 9.4)444 - 450 nm
              Absorption maximum λ 4 (buffer pH 12.0)554 - 558 nm
              Spec. Absorptivity A 1%/1cm (λ1max; 0.01 g/l; buffer pH 4.3; calc. on dried substance)135 - 180
              Spec. Absorptivity A 1%/1cm (λ2max; 0.01 g/l; buffer pH 6.3; calc. on dried substance)145 - 210
              Spec. Absorptivity A 1%/1cm (λ3max; 0.01 g/l; buffer pH 9.4; calc. on dried substance)170 - 230
              Spec. Absorptivity A 1%/1cm (λ4max; 0.01 g/l; buffer pH 12.0; calc. on dried substance)340 - 520
              Loss on drying (110 °C)≤ 10 %