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Home > Gas by name > Methyl ethyl ketone (2-butanone, methylacetone, ethyl methyl ketone, MEK)
Methyl ethyl ketone (2-butanone, methylacetone, ethyl methyl ketone, MEK)

Formula

C4H8O (CH3COC2H5)


CAS nr.

78-93-3


Measuring ranges

Standard range:  0 - 200 ppm
High range: 0 - 100% LEL


TLV level (TLV-TWA)

200 ppm 


Risks

Risk of oxygen deficiency. Minimum oxygen content 19.5% by volume under normal atmospheric pressure.
Risk of explosion. LEL = 1.8 %


Relative density (compared to air):

2.49

 

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