ISO 7941:1988 Preview
Commercial propane and butane -- Analysis by gas chromatography
This standard was last reviewed and confirmed in 2014. Therefore this version remains current.
The method specified applies to the quantitative determination of hydrocarbons in liquefied petroleum gas, excluding components whose concentrations are below O,1 % (m/m). It is applicable to the analysis of propane, butane and their commercial mixtures which may include saturated and unsaturated C2, C3, C4 and C5 hydrocarbons. It does not apply to "on-line" chromatography.
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