40.20 DIS ballot initiated: 12 weeks Jul 30, 2026
CEN
CEN/TC 264 Air quality
European Norm
13.040.20 Ambient atmospheres
This European Standard specifies performance requirements, validation methods and provides general instructions on the use of diffusive samplers for the determination of the concentration of gases in ambient air.
This standard applies to all stages of the measuring procedure, including preparation, deployment, transportation and storage. It includes general principles applicable to diffusive sampling and analysis. It enables manufacturers and users to adopt a consistent approach to sampler validation and provides a framework for the assessment of sampler performance.
IN_DEVELOPMENT
prEN 13528
40.20
DIS ballot initiated: 12 weeks
Jul 30, 2026