ISO/FDIS 4226

Air quality — General aspects — Quantities and associated units for reporting results of air quality measurements

General information

Current stage: 50.20 Effective date: Jun 22, 2026

Originator: ISO

Owner: ISO/TC 146/SC 4

Type: International Standard

ICS: 13.040.01 01.060

Scope

ISO 4226:2008 lays down the units to be used when reporting results of air quality measurements.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 4226:2007

NOW

IN_DEVELOPMENT
ISO/FDIS 4226
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Jun 22, 2026

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