Registration number (WIID)Project No.TitleStatus
71428EN 16339:2025Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive samplingStandarts spēkā
37089LVS CEN/TS 17021:2017Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniquesStandarts spēkā
66429EN ISO 21877:2019Stationary source emissions - Determination of the mass concentration of ammonia - Manual method (ISO 21877:2019)Standarts spēkā
67487EN 14212:2024Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescenceStandarts spēkā
67488EN 14626:2024Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopyStandarts spēkā
67486EN 14211:2024Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescenceStandarts spēkā
70640CEN/TS 18040:2024Stationary source emissions - Determination of the mass concentration of formaldehyde - Automatic methodStandarts spēkā
76390LVS EN 18168:2026Ambient air - Biomonitoring with higher plants - Method of the standardized rye-grass exposureStandarts spēkā
66891LVS CEN/TS 17405:2020Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometryStandarts spēkā
29139LVS CEN/TS 16817-2:2016Ambient air - Monitoring the effects of genetically modified organisms (GMO) - Pollen monitoring - Part 2: Biological pollen sampling using bee coloniesStandarts spēkā
Displaying 61-70 of 466 results.