ISO 3702:1976
w
ISO 3702:1976
9177

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 

  •  :  Withdrawn
     : 1976-06
  •  : 1
     : 2
  •  : ISO/TC 47 Chemistry
  •  :
    71.060.30 Acids

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