ISO 5399:1984

Leather -- Determination of water-soluble magnesium salts -- EDTA titrimetric method

Principle: Aqueous extraction of a test portion, followed by the evaporation and drying at 102 +/-2 degrees centigrade, and sulfating and ashing of the residue at 800 degrees centigrade, to yield the water-soluble inorganic matter. Treatment of the residue with hydrochloric acid, and titration with standard volumetric disodium ethylenedinitrilotetraacetate solution.


General information

  • Current status : Withdrawn
    Publication date : 1984-02
  • Edition : 1
    Number of pages :
  • :
    IULTCS
    International Union of Leather Technologists and Chemists Societies
  • 59.140.30
    Leather and furs

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