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101965 Potassium hydrogen phthalate

Potassium hydrogen phthalate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00₅ (25°C) Certipur®. CAS 877-24-7, pH 4.0 (50 g/l, H₂O, 20 °C).

Potassium hydrogen phthalate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.
CAS #: 877-24-7 EC Number: 212-889-4 Molar Mass: 204.22 g/mol Hill Formula: C₈H₅KO₄
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101965
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
877-24-7212-889-4C₈H₅KO₄204.22 g/mol

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      		 25 g
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      Description
      Catalogue Number101965
      References
      Product Information
      CAS number877-24-7
      EC number212-889-4
      Hill FormulaC₈H₅KO₄
      Molar Mass204.22 g/mol
      HS Code2917 39 39
      Structure formula ImageStructure formula Image
      Quality LevelMQ300
      Applications
      ApplicationPotassium hydrogen phthalate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S) = 4.00₅ (25°C) Certipur®. CAS 877-24-7, pH 4.0 (50 g/l, H₂O, 20 °C).
      Biological Information
      Physicochemical Information
      Density1.571 g/cm3 (20 °C)
      Flash point197.3 °C not applicable
      Melting Point301.7 °C
      pH value4.0 (50 g/l, H₂O, 20 °C)
      Bulk density900 kg/m3
      Solubility80 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 3200 mg/kg
      Safety Information according to GHS
      RTECSCZ4326000
      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 at +15°C to +25°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Global Trade Item Number
      Catalogue Number GTIN
      1019650025 04022536026978

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      Categories

      Reagents, Chemicals and Labware > Inorganic Reagents > Instrumental Inorganic Analysis > Certipur® Standards, Reference Materials and Buffers > Certipur® Reference Material for Reliable Calibration in pH Measurement > Certified Secondary Reference Buffer Solutions and Substances
      Analytics and Sample Preparation > Reference Materials > Certipur® Reference Material for Reliable Calibration in pH Measurement
      Analytics and Sample Preparation > Reference Materials > Certipur® Reference Material for Reliable Calibration in pH Measurement > Certified Secondary Reference Buffer Solutions and Substances