Registration number (WIID)Project No.TitleStatus
67485LVS EN 14625:2024Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometryStandarts 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
70007LVS CEN/TS 18073:2024Ambient air - Determination of lung deposited surface area (LDSA) concentration using aerosol monitors based on diffusion chargingStandarts spēkā
38397LVS CEN/TR 16998:2017Ambient air - Report on nitro- and oxy-PAHs - Origin, toxicity, concentrations and measurement methodsStandarts spēkā
38749LVS CEN/TS 17198:2018Stationary source emissions - Predictive Emission Monitoring Systems (PEMS) - Applicability, execution and quality assuranceStandarts spēkā
67486LVS EN 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
62770LVS CEN/TR 17078:2017Stationary source emissions - Guidance on the application of EN ISO 16911-1Standarts spēkā
67664LVS EN 17359:2020Stationary source emissions - Bioaerosols and biological agents - Sampling of bioaerosols and collection in liquids - Impingement methodStandarts spēkā
61688LVS EN 17389:2020Stationary source emissions - Quality assurance and quality control procedures for automated dust arrestment plant monitorsStandarts spēkā
Displaying 51-60 of 462 results.