ISO/TC 146/SC 3
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 64105 | ISO/NP 6768 | Ambient air — Determination of mass concentration of nitrogen dioxide — Modified Griess-Saltzman method | Izstrādē |
| 68470 | ISO/TS 20593:2017 | Ambient air — Determination of the mass concentration of tire and road wear particles (TRWP) — Pyrolysis-GC-MS method | Standarts spēkā |
| 75571 | ISO 23431:2021 | Measurement of road tunnel air quality | Standarts spēkā |
| 75576 | ISO 13794:2019 | Ambient air — Determination of asbestos fibres — Indirect-transfer transmission electron microscopy method | Standarts spēkā |
| 75577 | ISO 10312:2019 | Ambient air — Determination of asbestos fibres — Direct transfer transmission electron microscopy method | Standarts spēkā |
| 75583 | ISO 14966:2019 | Ambient air — Determination of numerical concentration of inorganic fibrous particles — Scanning electron microscopy method | Standarts spēkā |
| 87236 | ISO 13964:1998/Amd 1:2024 | Air quality — Determination of ozone in ambient air — Ultraviolet photometric method — Amendment 1: Consensus value for the ozone absorption cross-section at room temperature at the mercury-line wavelength (253,65 nm air) | Standarts spēkā |
| 87237 | ISO 10313:1993/Amd 1:2024 | Ambient air — Determination of the mass concentration of ozone — Chemiluminescence method — Amendment 1: Consensus value for the ozone absorption cross-section at room temperature at the mercury-line wavelength (253,65 nm air) | Standarts spēkā |
| 87842 | ISO/DIS 22262-2 | Air quality — Bulk materials — Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods | Aptauja slēgta |
Displaying 41-49 of 49 results.