Registration number (WIID)Project No.TitleStatus
44994ISO 4226:2007Air quality — General aspects — Units of measurementStandarts spēkā
10027ISO 4226:1993Air quality — General aspects — Units of measurementAtcelts
10026ISO 4226:1980Air quality — General aspects — Units of measurementAtcelts
72525ISO 4225:2020Air quality — General aspects — VocabularyAtcelts
10025ISO 4225:1994Air quality — General aspects — VocabularyAtcelts
10024ISO 4225:1980Air quality — General aspects — VocabularyAtcelts
35605ISO 20988:2007Air quality — Guidelines for estimating measurement uncertaintyStandarts spēkā
26036ISO 14956:2002Air quality — Evaluation of the suitability of a measurement procedure by comparison with a required measurement uncertaintyStandarts spēkā
2821ISO 13752:1998Air quality — Assessment of uncertainty of a measurement method under field conditions using a second method as referenceStandarts spēkā
50765ISO 11771:2010Air quality — Determination of time-averaged mass emissions and emission factors — General approachStandarts spēkā
Displaying 21-30 of 32 results.