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101961 Potassium tetraoxalate dihydrate

Potassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67₉ (25°C) Certipur®. pH 1.7 (12.6 g/l, H₂O, 25 °C).

Potassium tetraoxalate dihydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Potassium hydrogen oxalate-oxalic acid-water (1/1/2)

CAS #: 6100-20-5 EC Number: 204-874-6 Molar Mass: 254.20 g/mol Hill Formula: C₄H₃KO₈ * 2 H₂O
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101961
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
6100-20-5204-874-6C₄H₃KO₈ * 2 H₂O254.20 g/mol

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      		 25 g
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      Description
      Catalogue Number101961
      SynonymsPotassium hydrogen oxalate-oxalic acid-water (1/1/2)
      References
      Product Information
      CAS number6100-20-5
      EC index number607-007-00-3
      EC number204-874-6
      Hill FormulaC₄H₃KO₈ * 2 H₂O
      Molar Mass254.20 g/mol
      HS Code2917 11 10
      Quality LevelMQ300
      Applications
      ApplicationPotassium tetraoxalate dihydrate certified secondary standard reference material for pH measurement; directly traceable to primary reference material from NIST/PTB pH (S) = 1.67₉ (25°C) Certipur®. pH 1.7 (12.6 g/l, H₂O, 25 °C).
      Biological Information
      Physicochemical Information
      Density1.84 g/cm3 (20 °C)
      pH value1.7 (12.6 g/l, H₂O, 25 °C)
      Bulk density860 kg/m3
      Solubility25 g/l
      Dimensions
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H302 + H312: Harmful if swallowed or in contact with skin.
      H319: Causes serious eye irritation.
      Precautionary Statement(s)P264: Wash skin thoroughly after handling.
      P270: Do not eat, drink or smoke when using this product.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
      P302 + P352 + P312: IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/doctor if you feel unwell.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      Signal WordWarning
      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
      Categories of dangerharmful
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +15°C to +25°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
      pH-value (25 °C)1.674 - 1.683
      Global Trade Item Number
      Catalogue Number GTIN
      1.01961.0025 04022536026930

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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 > Certified Secondary Reference Buffer Solutions and Substances
      Analytics and Sample Preparation > Reference Materials > Certipur® Reference Material for Reliable Calibration in pH Measurement