CEN/TC 264
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 64093 | prEN 14662-1 rev | Ambient air quality - Standard method for measurement of benzene concentrations - Part 1 : Pumped sampling followed by thermal desorption and gas chromatography | Izstrādē |
| 79399 | FprCEN/TS 18275 | Ambient air - Definition and use of modelling quality objectives for air quality assessment | Izstrādē |
| 80074 | - | Metrological traceable protocol for the calibration of oxidised mercury gas generators | Izstrādē |
| 80073 | - | Metrological traceable protocol for the calibration of elemental mercury gas generators | Izstrādē |
| 29137 | EN 16413:2014 | Ambient air - Biomonitoring with lichens - Assessing epiphytic lichen diversity | Izstrādē |
| 79254 | - | Ambient air - Automatic real time volumetric methods for sampling and analysis of airborne pollen grains and fungal spores | Izstrādē |
| 22050 | CEN/TC 264/N 868 | Air Quality - Standard method for the measurement of the concentration of benzo[a]pyrene in ambient air | Izstrādē |
| 79904 | - | Ambient air – Direct measurement of nitrogen dioxide | Izstrādē |
| 30866 | EN ISO 25139:2011 | Stationary source emissions - Manual method for the determination of the methane concentration using gas chromatography (ISO/DIS 25139:2009) | Izstrādē |
| 66429 | EN ISO 21877:2019 | Stationary source emissions - Determination of the mass concentration of ammonia - Manual method (ISO 21877:2019) | Izstrādē |
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