Halogenated organic compounds

Other names


CAS Number



  • collective parameter: adsorbable organic halogens (total organic chlorine, bromine and iodine compounds absorbed by activated carbon )
  • standard parameter in the assessment of water, waste water and sewage sludge
  • vary according to substance

Main sources

  • industrial processes
  • household and industrial wastewater
  • spreading of sewage sludge
  • natural sources (e.g. algae 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                 -
  • Water          1,000 kg/year
  • Soil              1,000 kg/year


  • vary according to substance, harmless to very toxic (e.g. dioxins)
  • all halogenated hydrocarbons affect the climate
  • chlorinated and brominated compounds are major causes of ozone layer depletion

Further information

Last modification 05.07.2018

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