KS I ISO 12141:2017 Stationary source emissions-Determination of mass concentration of particulate matter(dust) at low concentrations-Manual gravimetric method
2022KS I ISO 12141:2022 Stationary source emissions — Determination of mass concentration of particulate matter (dust) at low concentrations — Manual gravimetric method
2017KS I ISO 12141:2017 Stationary source emissions-Determination of mass concentration of particulate matter(dust) at low concentrations-Manual gravimetric method
2007KS I ISO 12141:2007 Stationary source emissions-Determination of mass concentration of particulate matter(dust) at low concentrations-Manual gravimetric method