Registration number (WIID)Project No.TitleStatus
76390LVS EN 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
38397CEN/TR 16998:2016Ambient air - Report on nitro- and oxy-PAHs - Origin, toxicity, concentrations and measurement methodsStandarts spēkā
70007CEN/TS 18073:2024Ambient air - Determination of lung deposited surface area (LDSA) concentration using aerosol monitors based on diffusion chargingStandarts 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
67487EN 14212:2024Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescenceStandarts spēkā
76390EN 18168:2026Ambient air - Biomonitoring with higher plants - Method of the standardized rye-grass exposureStandarts spēkā
70640CEN/TS 18040:2024Stationary source emissions - Determination of the mass concentration of formaldehyde - Automatic methodStandarts spēkā
79399LVS CEN/TS 18275:2026Ambient air - Definition and use of modelling quality objectives for air quality assessmentStandarts spēkā
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