NA 134
VDI/DIN-Commission on Air Pollution Prevention (KRdL) - Standards Committee
Draft standard
[Withdrawn]
ISO/DIS 23431
ISO/DIS 23431
Measurement of road tunnel air quality
Title (German)
Messung der Luftqualität in Straßentunneln
Responsible national committee
NA 134-04-02 AA - Ambient air measurement methods
Responsible international committee
ISO/TC 146/SC 3/WG 22 - Measurement of substances in ambient air from transportation sources