Registration number (WIID)Project No.TitleStatus
63737LVS CEN/TR 17554:2021Ambient air - Application of EN 16909 for the determination of elemental carbon (EC) and organic carbon (OC) in PM10 and PMcoarseStandarts spēkā
64042-Ambient air - Equivalence of automatic measurements of NO3-, SO42-, Cl-, NH4+, Na+, K+, Mg2+, Ca2+ in PM2,5Izstrādē
64093prEN 14662-1 revAmbient air quality - Standard method for measurement of benzene concentrations - Part 1 : Pumped sampling followed by thermal desorption and gas chromatographyIzstrādē
64668EN 17656:2022Stationary source emissions - Requirements on proficiency testing schemes for emission measurementsIzstrādē
64668LVS EN 17656:2023Stationary source emissions - Requirements on proficiency testing schemes for emission measurementsStandarts spēkā
65028EN 17255-2:2020Stationary source emissions - Data acquisition and handling systems - Part 2: Specification of requirements on data acquisition and handling systemsStandarts spēkā
65028LVS EN 17255-2:2020Stationary source emissions - Data acquisition and handling systems - Part 2: Specification of requirements on data acquisition and handling systemsStandarts spēkā
65029EN 17255-3:2021Stationary source emissions - Data acquisition and handling systems - Part 3: Specification of requirements for the performance test of data acquisition and handling systemsIzstrādē
65029LVS EN 17255-3:2022Stationary source emissions - Data acquisition and handling systems - Part 3: Specification of requirements for the performance test of data acquisition and handling systemsStandarts spēkā
66429EN ISO 21877:2019Stationary source emissions - Determination of the mass concentration of ammonia - Manual method (ISO 21877:2019)Izstrādē
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