Trichloroethane (C2H3Cl3)

1,1,1-Trichloroethane

Other names

ethyltrichloride, methyl chloroform, TCA, 1,1,1-TCA

CAS Number

71-55-6

Properties

• colourless liquid
• smells like ether

Main sources

• industry and commerce: degreasing of metal parts, dry cleaning, adhesive and paint manufacturing, intermediate product in the chemical industry
• earlier: solvents
  

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               100 kg/year
• Water           -
• Soil               -

Impacts

• harmful to health
• contributes to the depletion of the ozone layer

Measures

• Its use has been banned since 1996 around the world (Montreal Protocol)