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      Perchlorethylene
        Perchlorethylene is an important organochlorine product that is mainly used as organic solvent, dry cleaner, desulfurizer, textile finishing agent, metal detergent, and etc.
      Physical properties  
      Alias 1,1,2,2-Tetrachloroethylene; Ankilostin; tetralex; tetravec; Tetrochloroethane; tetroguer
      Appearance Colorless liquid with trichloromethane odor.
      Molecular formula C2Cl4
      Molecular weight 165.82
      Melting poitn (℃) -22.2 (-22.35; -22.7)
      Boiling point (℃) 121.2
      Relative density (water=1) (20℃/4℃)1.6226
      Relative vapour density (air=1) 5.83
      Saturated vapor pressure (kPa) 2.11(20℃)
      Heat of combustion (kJ/mol) 679.3
      Critical temperature(℃) 347.1
      Critical pressure(MPa) 9.74
      Refractive index 1.50566
      Log Koc of octanol/moisture distribution coefficient 2.88
      Solubility Insoluble in water, soluble in ethyl alcohol, diethyl ether and many organic solvents
      Appearance and properties: colorless liquid, with trichloromethae odor.
      Log Koc of octanol/moisture distribution coefficient: 2.88
      Solubility: insoluble in water, soluble in ethyl alcohol, diethyl ether and many organic solvents.
      Colorless transparent liquid with diethyl ether odor. Soluble in ethyl alcohol, diethyl ether, trichloromethane, and benzene.
      Application  
      1. Perchlorethylene is mainly used as degreasing solvent of metal and as vermifuge.
      2. It is used as dry cleaner for natural and synthetic fibers.
      3. As chromatographic analysis standard substance.
      4. In vermifuge for adhesive and in organic synthesis.
      Notes  
      Health hazard

       

      Explosion hazard

       

      Environment hazard  
      Emergency treatment

       

      Fire protection  
      Leakage treatment  
      Operation cautions  
      Storage cautions  
      Precautionary measures  
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