Registration number (WIID)Project No.TitleStatus
69241LVS CEN/TS 17660-2:2024Air quality - Performance evaluation of air quality sensor systems - Part 2: Particulate matter in ambient airStandarts spēkā
20496LVS EN 14412:2005Indoor air quality - Diffusive samplers for the determination of concentrations of gases and vapours - Guide for selection, use and maintenanceStandarts spēkā
64668LVS EN 17656:2023Stationary source emissions - Requirements on proficiency testing schemes for emission measurementsStandarts spēkā
60842LVS CEN/TS 17458:2021Ambient air - Methodology to assess the performance of receptor oriented source apportionment modelling applications for particulate matterStandarts spēkā
71778LVS CEN/TS 18044:2024Ambient air - Determination of the concentration of levoglucosan - Chromatographic methodStandarts spēkā
63504LVS CEN/TS 17340:2020Stationary source emissions - Determination of mass concentration of fluorinated compounds expressed as HF - Standard reference methodStandarts spēkā
38743LVS EN 13284-2:2018Stationary source emissions - Determination of low range mass concentration of dust - Part 2: Quality assurance of automated measuring systemsStandarts spēkā
60677LVS CEN/TS 17638:2021Stationary source emissions - Manual method for the determination of the mass concentration of formaldehyde - Reference methodStandarts spēkā
74412EN 15267-3:2023Air quality - Assessment of air quality monitoring equipment - Part 3: Performance criteria and test procedures for stationary automated measuring systems for continuous monitoring of emissions from stationary sourcesStandarts spēkā
66429EN ISO 21877:2019Stationary source emissions - Determination of the mass concentration of ammonia - Manual method (ISO 21877:2019)Standarts spēkā
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