Fluorides (as total F)


  • salts of the element fluorine or hydrogen fluoride
  • vary according to substance, liquid (e.g. hydrofluoric acid) to solid (e.g. calcium fluoride)
  • vital trace element for humans

Main sources

  • industry and commerce: metalworking, optics, glass manufacturing, organic chemistry, dental hygiene
  • industrial waste water, sewage
  • fluoridated cooking salt
  • earlier: fluoridated drinking water
  • natural sources (geogenic fluoride)

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          2,000 kg/year
  • Soil              2,000 kg/year


  • slightly toxic to toxic in higher concentrations according to substance (e.g. ammonium fluoride)
  • hydrofluoric acid: very toxic

    Last modification 16.12.2016

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