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SRPS ISO 4220:1997

Ambient air — Determination of a gaseous acid air pollution index — Titrimetric method with indicator or potentiometric end-point detection

Oct 22, 1997
Oct 22, 1997

General information

90.93     Sep 18, 2023

90.20    Jul 15, 2028

ISS

H146

International Standard

13.040.20  

Serbian  

Terms

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Published

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Scope

Is applicable to mass concentrations of sulfur dioxide higher than 30 g/m3. The results obtained following this procedure depend on the amounts of acid and alkaline gaseous air pollutants which are likely to be determined under the specified sampling and analytical conditions.

Life cycle

NOW

PUBLISHED
SRPS ISO 4220:1997
90.93 Standard confirmed
Sep 18, 2023

Related project

Adopted from ISO 4220:1983