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ISO 4045:1977

Leather — Determination of pH

Sep 1, 1977
95.99   Withdrawal of Standard   Feb 7, 2008

General information

95.99     Feb 7, 2008

ISO

IULTCS

International Standard

59.140.30  

French   English  

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 4045:1977
95.99 Withdrawal of Standard
Feb 7, 2008

REVISED BY

WITHDRAWN
ISO 4045:2008