ISO-7934 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method

ISO-7934 - 1ST EDITION - CURRENT -- See the following: ISO-7934-1

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The procedure is applicable from a minimum of 30 mg/m3 by reference to sampling periods of mormally 30 min. At mass concentrations greater than 2 000 mg/m3 the volume of the waste gas under investigation passed through the sampling train is 30 litres. Substances, which are known to have an effect on the titration reading are given. All concentrations are based on dry gas at a temperature of 273,1 K and a pressure of 101,3 kPa.




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13.040.40 (Stationary source emissions)

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Document Number

ISO 7934:1989

Revision Level




Publication Date

Aug. 1, 1989

Committee Number

ISO TC 146/SC 1