ISO/TC 146/SC 3
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 14995 | ISO 7996:1985 | Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method | Standarts spēkā |
| 75571 | ISO 23431:2021 | Measurement of road tunnel air quality | Standarts spēkā |
| 15276 | ISO 8186:1989 | Ambient air — Determination of the mass concentration of carbon monoxide — Gas chromatographic method | Standarts spēkā |
| 40834 | ISO 22262-1:2012 | Air quality — Bulk materials — Part 1: Sampling and qualitative determination of asbestos in commercial bulk materials | Standarts spēkā |
| 32201 | ISO 16362:2005 | Ambient air — Determination of particle-phase polycyclic aromatic hydrocarbons by high performance liquid chromatography | Standarts spēkā |
| 75576 | ISO 13794:2019 | Ambient air — Determination of asbestos fibres — Indirect-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 |
| 17715 | ISO 9835:1993 | Ambient air — Determination of a black smoke index | Standarts spēkā |
| 75577 | ISO 10312:2019 | Ambient air — Determination of asbestos fibres — Direct transfer transmission 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 |
Displaying 41-50 of 50 results.