ISO 906:1976
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ISO 906:1976
5310

Abstract 

The method is applicable to products having sulphate contents equal to or greater than 0,1 % (m/m). The principle consists in precipitation of the sulphates contained in a test portion as barium sulphate in diluted hydrochloric acid medium. Separation of the precipitate obtained and ignition of the residue in an electric furnace, amintained at (800 +- 25 ) °C, and weighing. Replaces ISO Recommendation R 906-1968.


General information 

  •  :  Withdrawn
     : 1976-11
  •  : 1
     : 2
  •  : ISO/TC 47 Chemistry
  •  :
    71.060.30 Acids

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