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104465 Mercury(II) oxide

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Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
21908-53-2244-654-7HgO216.59 g/mol

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      Plastic bottle 100 g
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      Catalogue Number104465
      Product Information
      CAS number21908-53-2
      EC number244-654-7
      Hill FormulaHgO
      Molar Mass216.59 g/mol
      HS Code2852 10 00
      Quality LevelMQ200
      Biological Information
      Physicochemical Information
      Density11.1 g/cm3 (20 °C)
      Melting Point500 °C (decomposition)
      pH value6 - 7 (50 g/l, H₂O, 20 °C) (slurry)
      Vapor pressure0.12 Pa (20 °C)
      Bulk density3000 kg/m3
      Solubility0.052 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 18 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled.
      H373: May cause damage to organs through prolonged or repeated exposure.
      H410: Very toxic to aquatic life with long lasting effects.
      Precautionary Statement(s)P262: Do not get in eyes, on skin, or on clothing.
      P273: Avoid release to the environment.
      P280: Wear protective gloves/ protective clothing.
      P302 + P352 + P310: IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/doctor.
      P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
      P314: Get medical advice/ attention if you feel unwell.
      Signal WordDanger
      Storage class6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
      WGKWGK 3 highly hazardous to water
      Mercury residues and salts. Elemental mercury must be taken up with Chemizorb® Hg (Cat. No 112576): container G.
      Safety Information
      Categories of dangervery toxic, dangerous for the environment
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 1641 , 6.1, II
      Declaration (transport by air) IATA-DGRUN 1641 , 6.1, II
      Declaration (transport by sea) IMDG-CodeUN 1641 , 6.1, II, Marine Pollutant: P, Segregation Group: 7 (Heavy metals and their salts (including their organometallic compounds))11 (Mercury and mercury compounds)
      Supplemental Information
      Assay (complexometric)99.0 - 100.5 %
      Identitypasses test
      Appearance of solutionpasses test
      Acidic or alkaline substancespasses test
      Chloride (Cl)≤ 0.05 %
      Nitrate (NO₃)passes test
      Yellow mercury (II)-oxidepasses test
      Substances not reducing by formic acid (residue on ignition)≤ 0.05 %
      Loss on Drying (105 °C)≤ 0.5 %