Published
ISO 25139:2011 specifies a manual method for the determination of the concentration of methane emissions from stationary sources.
ISO 25139:2011 specifies an independent method of measurement, which is validated for mass concentrations up to 1 500 mg/m3.
PUBLISHED
ISO 25139:2011
90.93
Standard confirmed
Sep 16, 2022
Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography (ISO 25139:2011)
60.60 Standard published