ISO 2482:1973
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ISO 2482:1973
7402

Abstract

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The method is applicable to water-soluble salts for contents greater than 0,001 % (m/m). In a special case, the determination of ions in a principal solution prepared in an acid medium is pooible. The principle consists in dissolution of a test portion and separation of insoluble matter. Titration of the filtrate obtained according to ISO 2479 using disodium ethylendiamintetraacetate (EDTA) in the presence of glyoxal-bis-(2-hydroxyanil) (GBHA) and mordant black 11 (Cl 14645) respectively as indicators.


General information 

  •  : Published
     : 1973-02
  •  : 1
     : 3
  •  : ISO/TC 47 Chemistry
  •  :
    71.060.50 Salts

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