Registration number (WIID)Project No.TitleStatus
67672prEN 15267-2 revAir quality - Certification of automated measuring systems - Part 2: Initial assessment of the AMS manufacturer’s quality management system and post certification surveillance for the manufacturing processIzstrādē
79254-Ambient air - Automatic real time volumetric methods for sampling and analysis of airborne pollen grains and fungal sporesIzstrādē
22050CEN/TC 264/N 868Air Quality - Standard method for the measurement of the concentration of benzo[a]pyrene in ambient airIzstrādē
23076prEN 1948-4Stationary source emissions . Determination of the mass concentration of PCDD/PCDF and PCB - Part 4: Clean-up and Analyses of PCDD/PCDF together with PCBIzstrādē
79399CEN/TS 18275:2026Ambient air - Definition and use of modelling quality objectives for air quality assessmentIzstrādē
37861EN 14793:2017Stationary source emissions - Demonstration of equivalence of an alternative method with a reference methodIzstrādē
25763prEN 15267-4Air quality - Certification of automated measuring systems - Part 4: Performance criteria and test procedures for automated measuring systems for monitoring ambient air qualityIzstrādē
25762prEN 15267-2Air quality - Certification of automated measuring systems - Part 2: Minimum requirements for product quality assurance, initial assessment and on-going surveillanceIzstrādē
39061EN 14792:2017Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescenceIzstrādē
39059EN 14789:2017Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method: ParamagnetismIzstrādē
Displaying 321-330 of 466 results.