Registration number (WIID)Project No.TitleStatus
71740LVS EN 17255-4:2023Stationary source emissions - Data acquisition and handling systems - Part 4: Specification of requirements for the installation and on-going quality assurance and quality control of data acquisition and handling systemsStandarts spēkā
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
65028LVS EN 17255-2:2020Stationary source emissions - Data acquisition and handling systems - Part 2: Specification of requirements on data acquisition and handling systemsStandarts spēkā
25764LVS EN 17255-1:2019Stationary source emissions - Data acquisition and handling systems - Part 1: Specification of requirements for the handling and reporting of dataStandarts spēkā
70010LVS EN 16976:2024Ambient air - Determination of the particle number concentration of atmospheric aerosolStandarts spēkā
39907LVS EN 16913:2017Ambient air - Standard method for measurement of NO₃ˉ, SO₄²ˉ, Cl¯, NH₄⁺, Na⁺, K⁺, Mg²⁺, Ca²⁺ in PM2,5 as deposited on filtersStandarts spēkā
39908LVS EN 16909:2017Ambient air - Measurement of elemental carbon (EC) and organic carbon (OC) collected on filtersStandarts spēkā
62260LVS EN 16868:2019Ambient air - Sampling and analysis of airborne pollen grains and fungal spores for networks related to allergy - Volumetric Hirst methodStandarts spēkā
36894LVS EN 16841-2:2017Ambient air - Determination of odour in ambient air by using field inspection - Part 2: Plume methodStandarts spēkā
27463LVS EN 16841-1:2017Ambient air - Determination of odour in ambient air by using field inspection - Part 1: Grid methodStandarts spēkā
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