Registration number (WIID)Project No.TitleStatus
67488EN 14626:2024Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopyStandarts spēkā
74413EN 15267-4:2023Air quality - Assessment of air quality monitoring equipment - Part 4: Performance criteria and test procedures for portable automated measuring systems for periodic measurements of emissions from stationary sourcesStandarts spēkā
71428LVS EN 16339:2025Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive samplingStandarts spēkā
71428EN 16339:2025Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive samplingStandarts spēkā
76390EN 18168:2026Ambient air - Biomonitoring with higher plants - Method of the standardized rye-grass exposureStandarts spēkā
67485EN 14625:2024Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometryStandarts spēkā
67487EN 14212:2024Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescenceStandarts spēkā
69241LVS CEN/TS 17660-2:2024Air quality - Performance evaluation of air quality sensor systems - Part 2: Particulate matter in ambient airStandarts spēkā
74410LVS EN 15267-2:2023Air quality - Assessment of air quality monitoring equipment - Part 2: Initial assessment of the manufacturer’s quality management system and post certification surveillance for the manufacturing processStandarts spēkā
74409LVS EN 15267-1:2023Air quality - Assessment of air quality monitoring equipment - Part 1: General principles of certificationStandarts spēkā
Displaying 71-80 of 466 results.