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Freon™/Isceon® MO89

Freon™/Isceon MO89 is a HFC blend, used as a direct replacement for R13B1 in very low temperature refrigeration systems (-40oC to -70oC).

Packaging information





  • Available from A‑Gas wholesale partners. Use the ‘Find a supplier’ box to the right for further details
  • A‑Gas product cylinders are fitted with a Residual Pressure Device (RPD) to ensure used refrigerant or any other substance cannot be reintroduced into a cylinder
  • Store cylinders in a cool, dry, well ventilated area, out of direct sunlight
  • A‑Gas operates a returnable cylinder fleet, empty cylinders are to be returned to an A‑Gas wholesale partner
  • For alternative or larger package sizes please contact A-Gas on 01275376600 or via the Contact Us form


Industrial Refrigeration

Product Features & Benefits

  • GWP: 3805
  • Direct replacement for R13B1
  • Zeotropic refrigerant blend containing R125, R218 and R290
  • Refrigerant must be charged from liquid phase to ensure accurate composition
  • A‑Gas refrigerant cylinders have dual port valves, making liquid offtake easier
  • Non-flammable with a safety classification of A1
  • Compressors must be charged with either alkylbenzene or polyolester oils, contact the compressor manufacturer for more information
  • Operates at lower discharge temperature than R13B1
  • The information contained within this website is for guidance only, for further system specific advice please call A‑Gas directly