ISO 4045:2008
Leather - Chemical tests - Determination of pH

Standard No.

ISO 4045:2008

Release Date

2008

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 4045:2018

Latest

ISO 4045:2018

Scope

This International Standard specifies a method for determining the pH value and the difference figure of an aqueous leather extract. It is applicable to all types of leather.

ISO 4045:2008 Referenced Document

• ISO 2418 Leather — Chemical, physical, mechanical and fastness tests — Position and preparation of specimens for testing*， 2023-02-06 Update
• ISO 3696 Water for analytical laboratory use; Specification and test methods
• ISO 4044 Leather — Chemical tests — Preparation of chemical test samples*， 2017-01-01 Update

ISO 4045:2008 history

• 2018 ISO 4045:2018 Leather — Chemical tests — Determination of pH and difference figure
• 2008 ISO 4045:2008 Leather - Chemical tests - Determination of pH
• 1977 ISO 4045:1977 Leather; Determination of pH