ISO 4045:1977
ISO 4045:1977


The principle consists in preparation of an aqueous extract from a test portion of the leather, and measurement of the pH of the extract, using a pH meter. The definition of a difference figure of an aqueous leather extract is given. Reagents, apparatus, procedure and the test report are specified.

General information 

  •  :  Withdrawn
     : 1977-09
  •  : 1
     : 2
  •  : IULTCS International Union of Leather Technologists and Chemists Societies
  •  :
    59.140.30 Leather and furs

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