ISO-4220 › Ambient air - Determination of a gaseous acid air pollution index - Titrimetric method with indicator or potentiometric end-point detection
ISO-4220
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1ST EDITION
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CURRENT
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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.
To find similar documents by classification:
13.040.20 (Ambient atmospheres Including indoor air)
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Document Number
ISO 4220:1983
Revision Level
1ST EDITION
Status
Current
Publication Date
Dec. 1, 1983
Committee Number
ISO TC 146/SC 3