ISO/TC 146/SC 3
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 17715 | ISO 9835:1993 | Ambient air — Determination of a black smoke index | Standarts spēkā |
| 75576 | ISO 13794:2019 | Ambient air — Determination of asbestos fibres — Indirect-transfer transmission electron microscopy method | Standarts spēkā |
| 10015 | ISO 4221:1980 | Air quality — Determination of mass concentration of sulphur dioxide in ambient air — Thorin spectrophotometric method | Standarts spēkā |
| 62502 | ISO 22262-3:2016 | Air quality — Bulk materials — Part 3: Quantitative determination of asbestos by X-ray diffraction method | Standarts spēkā |
| 56773 | ISO 22262-2:2014 | Air quality — Bulk materials — Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods | Standarts spēkā |
| 32229 | ISO 4224:2000 | Ambient air — Determination of carbon monoxide — Non-dispersive infrared spectrometric method | Standarts spēkā |
| 75577 | ISO 10312:2019 | Ambient air — Determination of asbestos fibres — Direct transfer transmission electron microscopy method | Standarts spēkā |
| 13260 | ISO 6767:1990 | Ambient air — Determination of the mass concentration of sulfur dioxide — Tetrachloromercurate (TCM)/pararosaniline method | Standarts spēkā |
| 38904 | ISO 10498:2004 | Ambient air — Determination of sulfur dioxide — Ultraviolet fluorescence method | Standarts spēkā |
| 10014 | ISO 4220:1983 | Ambient air — Determination of a gaseous acid air pollution index — Titrimetric method with indicator or potentiometric end-point detection | Standarts spēkā |
Displaying 11-20 of 49 results.