Trichloroethene (C2HCl3)

Other names

Trethylene, Triclene, Trimar, Trilene, Acetylene Trichloride, Tri, TCE

CAS Number



  • colourless liquid
  • smells like chloroform

Main sources

  • industry and commerce: degreasing of metal parts
  • chemical industry: intermediate product in chemical production, solvent for paints and inks, dry cleaning, adhesive production

Thresholds for the reporting requirement of facilities in accordance with Annex 2 PRTRO

(Ordinance on the Register relating to Pollutant Release and the Transfer of Waste and of Pollutants in Waste Water)

  • Air               2,000 kg/year
  • Water           -
  • Soil               -


  • carcinogenic
  • toxic (central nervous system, anaesthetic effect)
  • toxic to aquatic organisms
  • pollutant affecting soil and groundwater

    Further information

    Last modification 04.07.2018

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