90.20 Standard under periodical review Oct 15, 2024
ISO
ISO/TC 146/SC 4 General aspects
International Standard
13.040.01 Air quality in general
This International Standard specifies, for the field of air quality measurement procedures, the:
estimation of measurement uncertainty from actual or claimed values of all important performance characteristics of a method under stationary conditions; assessment of whether or not specified values for these performance characteristics comply with the required quality of a measured value at a stated measurand value; evaluation of the applicability of the measurement method based on laboratory performance and confirmatory field test; establishment of requirements on dynamic behaviour of instruments.
This International Standard is applicable to measurement procedures whose output is a defined time average.
PUBLISHED
ISO 14956:2002
90.20
Standard under periodical review
Oct 15, 2024