90.93 Standard confirmed Sep 16, 2022
ISO
ISO/TC 146/SC 1 Stationary source emissions
International Standard
13.040.40 Stationary source emissions
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