ISO/TC 146/SC 3
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 62502 | ISO 22262-3:2016 | Air quality — Bulk materials — Part 3: Quantitative determination of asbestos by X-ray diffraction method | Standarts spēkā |
| 32229 | ISO 4224:2000 | Ambient air — Determination of carbon monoxide — Non-dispersive infrared spectrometric method | Standarts spēkā |
| 13260 | ISO 6767:1990 | Ambient air — Determination of the mass concentration of sulfur dioxide — Tetrachloromercurate (TCM)/pararosaniline method | Standarts spēkā |
| 87842 | ISO 22262-2:2026 | Air quality — Bulk materials — Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods | Standarts spēkā |
| 38904 | ISO 10498:2004 | Ambient air — Determination of sulfur dioxide — Ultraviolet fluorescence method | Standarts spēkā |
| 75571 | ISO 23431:2021 | Measurement of road tunnel air quality | Standarts spēkā |
| 17715 | ISO 9835:1993 | Ambient air — Determination of a black smoke index | Standarts spēkā |
| 23528 | ISO 13964:1998 | Air quality — Determination of ozone in ambient air — Ultraviolet photometric method | Standarts spēkā |
| 13262 | ISO 6768:1998 | Ambient air — Determination of mass concentration of nitrogen dioxide — Modified Griess-Saltzman 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 |
Displaying 11-20 of 51 results.