Perchloroethylene (PER)

Substance identity

  • EC / List no.: 204-825-9
  • CAS no.: 127-18-4
  • Mol. formula: C2Cl4


Perchloroethylene a clear non-flammable heavy liquid, is the solvent choice for most dry cleaners and is also employed in industrial textile treatment, metal surface cleaning and catalyst regeneration for oil refinery applications. In addition, it is a raw material for fluorinated hydrocarbons, fluorinated polymers and other fluorinated derivatives.

Perchloroethylene (PER)


  • Dry-cleaning (textile cleaning)
  • Metal cleaning/vapor degreasing
  • Catalyst Reforming in Oli Refinery processes
  • Film copying and cleaning applications
  • Production of fluorinated compounds (refrigerants, cooling agents, fluoropolymers)

Key properties

  • Non-flammable, non-combustible
  • Excellent solvent properties in dissolving oil-based materials
  • Easy to recycle and separate from water
  • Non-ozone depleting
  • Low Global Warming Potential