Methyl Isobutyl Ketone


Highly flammable.Harmful by inhalation.Irritating to eyes and respiratory system.Repeated exposure may cause skin dryness or cracking.


  • Form Liquid
  • State of matter Liquid; at 20 °C; 1,013 hPa
  • Colour Colourless
  • Odour pleasant
  • Melting point/range -84 °C
  • Boiling point/boiling range 115.9 °C
  • Flash point 14 °C; Closed cup
  • Autoignition temperature 448 °C
  • Lower explosion limit 1.4 %(V)
  • Upper explosion limit 7.5 %(V)
  • Vapour pressure 15.7 hPa; 20 °C
  • Density 0.80 g/cm3; 20 °C
  • Water solubility immiscible

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    General advice
    Consult a physician if necessary.
    Move to fresh air in case of accidental inhalation of vapours. If breathing is irregular or stopped, administer artificial respiration. Monitor breathing, get medical attention immediately
    Skin contact
    Wash off immediately with plenty of water for at least 15 minutes. When symptoms persist or in all cases of doubt seek medical advice.
    Eye contact
    Rinse immediately with plenty of running water, also under the eyelids, for at least 15 minutes Remove contact lenses. Call a physician immediately.
    Do not induce vomiting without medical advice. Seek medical advice.Suitable extinguishing media
    Water spray, Dry powder, Alcohol-resistant foam
    Special protective equipment for firefighters
    Wear self-contained breathing apparatus and protective suit.
    Further information
    Cool containers / tanks with water spray.Personal precautions
    Keep people away from and upwind of spill/leak. Remove all sources of ignition. Do not breathe vapours or spray mist.
    Environmental precautions
    Prevent product from entering drains. Prevent further leakage or spillage if safe to do so.
    Methods for cleaning up
    Soak up with inert absorbent material and dispose of as hazardous waste.
    Additional advice
    Never return spills in original containers for re-use.
    Safe handling advice
    Avoid inhalation of vapour or mist. Wear personal protective equipment.
    Advice on protection against fire and explosion
    Keep away from heat and sources of ignition. Use only explosion-proof equipment.
    Requirements for storage areas and containers
    Keep containers tightly closed in a dry, cool and well-ventilated place.

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