Abstract 

Applicable to products having SO2 contents between 0.002 % (m/m) and 0.20 % (m/m). The principle consists in addition of a measured volume of iodine solution to a test portion. Back-titration of the excess iodine using a standard volumetric sodium thiosulphate solution and calculation of the SO2 content from the amount of iodine used.


General information

  • Status :  Withdrawn
    Publication date : 1976-06
  • Edition : 1
    Number of pages : 2
  • :
    ISO/TC 47
    Chemistry
  • 71.060.30
    Acids

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