102111 Calcium hydroxide

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Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
1305-62-0 215-137-3 H₂CaO₂ Ca(OH)₂ 74.09 g/mol

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      Glass bottle 25 g
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      Catalogue Number102111
      DescriptionCalcium hydroxide
      Product Information
      CAS number1305-62-0
      EC number215-137-3
      Hill FormulaH₂CaO₂
      Chemical formulaCa(OH)₂
      Molar Mass74.09 g/mol
      HS Code2825 90 19
      Quality LevelMQ100
      ApplicationCalcium hydroxide for the preparation of DIN 19266 pH standard buffer solutions. CAS 1305-62-0, chemical formula Ca(OH)₂.
      Biological Information
      Physicochemical Information
      Density2.24 g/cm3 (20 °C)
      Melting Point550 °C (decomposition)
      pH value12.6 (H₂O, 20 °C) (saturated solution)
      Bulk density400 kg/m3
      Solubility1.7 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 7340 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H315: Causes skin irritation.
      H318: Causes serious eye damage.
      H335: May cause respiratory irritation.
      Precautionary Statement(s)P260: Do not breathe dust.
      P280: Wear eye protection.
      P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
      P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      P313: Get medical advice/ attention.
      Signal WordDanger
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
      Safety Information
      Hazard Symbols Hazard SymbolsIrritant
      Categories of dangerirritant
      R PhraseR 37/38-41
      Irritating to respiratory system and skin.Risk of serious damage to eyes.
      S PhraseS 22-26-39
      Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.
      Product Usage Statements
      Storage and Shipping Information
      StorageStorage temperature: no restrictions.
      Packaging Information
      Transport Information
      Supplemental Information
      pH-value (25°C)12.43 - 12.47


      Calcium hydroxide SDS


      Safety Data Sheet (SDS) 

      Calcium hydroxide Certificates of Analysis

      Product Number PackagingLot Number
      1021110025 Glass bottle