VDI/DIN-Commission on Air Pollution Prevention (KRdL) - Standards Committee
EN ISO 6145-6
Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 6: Critical flow orifices (ISO 6145-6:2017)
Gasanalyse - Herstellung von Kalibriergasgemischen mit Hilfe von dynamisch-volumetrischen Verfahren - Teil 6: Kritische Düsen (ISO 6145-6:2017)
Responsible national committee
NA 062-05-73 AA - Gas analysis and gas quality
Responsible european committee
CEN/TC 238 - Test gases, test pressures, appliance categories and gas appliance types