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Home > Gas by name > Methane
Methane

Formula

CH4


CAS nr.

74-82-8


Measuring ranges

Standard range: 0 - 500 ppm
High range: 0 - 100% LEL


TLV level (TLV-TWA)

1000 ppm


Risks

Risk of oxygen deficiency. Minimum oxygen content 19.5% by volume under normal atmospheric pressure.
Risk of explosion. LEL = 4.4 %


Relative density (compared to air):

0.55

 

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