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ISO 9359:1989

Air quality - Stratified sampling method for assessment of ambient air quality
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ISO 9359:1989

Air quality - Stratified sampling method for assessment of ambient air quality

PUBLISH DATE 2026
ISO 9359:1989

This is by estimating percentiles and means of the frequency distribution of measurements of characteristics. The application to the estimation of means is restricted to certain cases. The procedure enables results which are independent of the actual meteorological conditions prevailing during the interval of time of measurement to be calculated for a longer time.

SDO ISO: International Organization for Standardization
Document Number ISO 9359
Publication Date April 1, 2026
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 146/SC 4/WG 2
Publish Date Document Id Type View
April 1, 2026 ISO 9359:1989 Revision