Registration number (WIID)Project No.TitleStatus
33383LVS EN 17346:2020Ambient air - Standard method for the determination of the concentration of ammonia using diffusive samplersStandarts 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
67021LVS EN 17628:2022Fugitive and diffuse emissions of common concern to industry sectors - Standard method to determine diffuse emissions of volatile organic compounds into the atmosphereStandarts spēkā
64668LVS EN 17656:2023Stationary source emissions - Requirements on proficiency testing schemes for emission measurementsStandarts spēkā
76390LVS EN 18168:2026Ambient air - Biomonitoring with higher plants - Method of the standardized rye-grass exposure 
13544LVS EN 1911-1:2001 AStationary source emissions - Manual method of determination of HCl - Part 1: Sampling of gasesAtcelts
29130LVS EN 1911:2011Stationary source emissions - Determination of mass concentration of gaseous chlorides expressed as HCl - Standard reference methodStandarts spēkā
13545LVS EN 1911-2:2001 AStationary source emissions - Manual method of determination of HCl - Part 2: Gaseous compounds absorptionAtcelts
13546LVS EN 1911-3:2001 AStationary source emissions - Manual method of determination of HCl - Part 3: Absorption solutions analysis and calculationAtcelts
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