Registration number (WIID)Project No.TitleStatus
71778LVS CEN/TS 18044:2024Ambient air - Determination of the concentration of levoglucosan - Chromatographic methodStandarts spēkā
70640LVS CEN/TS 18040:2024Stationary source emissions - Determination of the mass concentration of formaldehyde - Automatic methodStandarts spēkā
69241LVS CEN/TS 17660-2:2024Air quality - Performance evaluation of air quality sensor systems - Part 2: Particulate matter in ambient airStandarts spēkā
60880LVS CEN/TS 17660-1:2022Air quality - Performance evaluation of air quality sensor systems - Part 1: Gaseous pollutants in ambient airStandarts spēkā
60677LVS CEN/TS 17638:2021Stationary source emissions - Manual method for the determination of the mass concentration of formaldehyde - Reference methodStandarts spēkā
60842LVS CEN/TS 17458:2021Ambient air - Methodology to assess the performance of receptor oriented source apportionment modelling applications for particulate matterStandarts spēkā
67630LVS CEN/TS 17434:2020Ambient air - Determination of the particle number size distribution of atmospheric aerosol using a Mobility Particle Size Spectrometer (MPSS)Standarts spēkā
66891LVS CEN/TS 17405:2020Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometryStandarts spēkā
63504LVS CEN/TS 17340:2020Stationary source emissions - Determination of mass concentration of fluorinated compounds expressed as HF - Standard reference methodStandarts spēkā
38745LVS CEN/TS 17337:2019Stationary source emissions - Determination of mass concentration of multiple gaseous species - Fourier transform infrared spectroscopyStandarts spēkā
Displaying 191-200 of 456 results.