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Homepage>ISO Standards>ISO 4220:1983-Ambient air — Determination of a gaseous acid air pollution index — Titrimetric method with indicator or potentiometric end-point detection
download between 0-24 hoursReleased: 1983
ISO 4220:1983-Ambient air — Determination of a gaseous acid air pollution index — Titrimetric method with indicator or potentiometric end-point detection

ISO 4220:1983

ISO 4220:1983-Ambient air — Determination of a gaseous acid air pollution index — Titrimetric method with indicator or potentiometric end-point detection

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French Hardcopy
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Standard´s number:ISO 4220:1983
Pages:5
Edition:1
Released:1983
DESCRIPTION

ISO 4220:1983


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.