CEN/TC 264
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 67488 | EN 14626:2024 | Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy | Standarts spēkā |
| 74413 | EN 15267-4:2023 | Air quality - Assessment of air quality monitoring equipment - Part 4: Performance criteria and test procedures for portable automated measuring systems for periodic measurements of emissions from stationary sources | Standarts spēkā |
| 71428 | LVS EN 16339:2025 | Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling | Standarts spēkā |
| 71428 | EN 16339:2025 | Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling | Standarts spēkā |
| 76390 | EN 18168:2026 | Ambient air - Biomonitoring with higher plants - Method of the standardized rye-grass exposure | Standarts spēkā |
| 67485 | EN 14625:2024 | Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry | Standarts spēkā |
| 67487 | EN 14212:2024 | Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence | Standarts spēkā |
| 69241 | LVS CEN/TS 17660-2:2024 | Air quality - Performance evaluation of air quality sensor systems - Part 2: Particulate matter in ambient air | Standarts spēkā |
| 74410 | LVS EN 15267-2:2023 | Air quality - Assessment of air quality monitoring equipment - Part 2: Initial assessment of the manufacturer’s quality management system and post certification surveillance for the manufacturing process | Standarts spēkā |
| 74409 | LVS EN 15267-1:2023 | Air quality - Assessment of air quality monitoring equipment - Part 1: General principles of certification | Standarts spēkā |
Displaying 71-80 of 466 results.