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107241 Phenol red

indicator ACS

Phenol red MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
CAS #: 143-74-8 EC Number: 205-609-7 Molar Mass: 354.38 g/mol Chemical Formula: (C₆H₄OH)₂C₇H₄SO₃ Hill Formula: C₁₉H₁₄O₅S Grade: ACS
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107241
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
143-74-8205-609-7C₁₉H₁₄O₅S(C₆H₄OH)₂C₇H₄SO₃354.38 g/molACS

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1072410005
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      1072410025
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          1072410100
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              Description
              Catalogue Number107241
              DescriptionPhenol red
              References
              Product Information
              CAS number143-74-8
              EC number205-609-7
              GradeACS
              Hill FormulaC₁₉H₁₄O₅S
              Chemical formula(C₆H₄OH)₂C₇H₄SO₃
              Molar Mass354.38 g/mol
              HS Code2934 99 99
              Structure formula ImageStructure formula Image
              Quality LevelMQ200
              Applications
              Biological Information
              Physicochemical Information
              Melting Point>300 °C
              Bulk density200 - 300 kg/m3
              Solubility0.77 g/l
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Statement(s)H315: Causes skin irritation.
              H335: May cause respiratory irritation.
              Precautionary Statement(s)P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
              P264: Wash skin thoroughly after handling.
              P271: Use only outdoors or in a well-ventilated area.
              P280: Wear protective gloves.
              P302 + P352: IF ON SKIN: Wash with plenty of water.
              P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.
              Signal WordWarning
              RTECSSJ7490000
              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.
              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
              Clarity of solution (1 g/l; ethanol)passes test
              1st transition rangepH 1.2 - pH 3.0 brownish orange - yellow
              2nd transition rangepH 6.5 - pH 8.0 brownish yellow - red violet
              Absorption maximum λ 1 max. (buffer pH 1,2)503 - 506 nm
              Absorption maximum λ 2 max. (buffer pH 3,0)430 - 435 nm
              Absorption maximum λ 3 max. (buffer pH 6.5)430 - 435 nm
              Absorption maximum λ 4 max. (buffer pH 8,0)557 - 560 nm
              Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 1,2; calc. on dried substances)900 - 1150
              Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 3,0; calc. on dried substances)550 - 650
              Spec. Absorptivity A 1%/1cm (λ 3 max.; 0.005 g/l; buffer pH 6.5; calc. on dried substances)550 - 650
              Spec. Absorptivity A 1%/1cm (λ 4 max.; 0.005 g/l; buffer pH 8,0; calc. on dried substances)1000 - 1250
              Loss on drying (110 °C)≤ 1
              Transition range (according to ACS)pH 5,8 - pH 8,2 yellow - red
              Global Trade Item Number
              Catalogue Number GTIN
              1072410005 04022536088822
              1072410025 04022536088839
              1072410100 04022536088846

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              Categories

              Analytics and Sample Preparation > Reagents for Pharmacopoeia Analysis > Indicators for Pharmacopoeia Analysis
              Reagents, Chemicals and Labware > Inorganic Reagents > Safety Products and General Applications > Indicators > Acid Alkali Indicators or pH Indicators