ISO/TC 146/SC 4
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 32066 | ISO 11222:2002 | Air quality — Determination of the uncertainty of the time average of air quality measurements | Standarts spēkā |
| 2821 | ISO 13752:1998 | Air quality — Assessment of uncertainty of a measurement method under field conditions using a second method as reference | Standarts spēkā |
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