CEN/TC 264
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70010 | LVS EN 16976:2024 | Ambient air - Determination of the particle number concentration of atmospheric aerosol | Standarts spēkā |
| 71740 | LVS EN 17255-4:2023 | Stationary 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 systems | Standarts spēkā |
| 77394 | LVS CEN/TR 18076:2024 | Ambient air - Equivalence of automatic measurements of elemental carbon (EC) and organic carbon (OC) in PM | Standarts spēkā |
| 74697 | LVS EN 14662-1:2024 | Ambient air quality - Standard method for measurement of benzene concentrations - Part 1: Pumped sampling followed by thermal desorption and gas chromatography | Standarts spēkā |
| 29137 | LVS EN 16413:2014 | Ambient air - Biomonitoring with lichens - Assessing epiphytic lichen diversity | Standarts spēkā |
| 25615 | LVS EN ISO 16000-5:2007 | Indoor air - Part 5: Sampling strategy for volatile organic compounds (VOCs) | Standarts spēkā |
| 71127 | LVS EN 14884:2023 | Stationary source emissions - Determination of total mercury - Automated measuring systems | Standarts spēkā |
| 27812 | LVS EN ISO 16911-2:2013 | Stationary source emissions - Manual and automatic determination of velocity and volume flow rate in ducts - Part 2: Automated measuring systems (ISO 16911-2:2013) | Standarts spēkā |
| 13566 | LVS EN ISO 14956:2003 | Air quality - Evaluation of the suitability of a measurement procedure by comparison with a required measurement uncertainty | Standarts spēkā |
| 39060 | LVS EN 14791:2017 | Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method | Standarts spēkā |
Displaying 41-50 of 467 results.