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ISO 4045:1977 PDF
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Leather — Determination of pH
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.
| Edition | 1977 |
|---|---|
| Published Date | 1977 |
| Published By | International Standardization Organisation |
| Page Count | 2 |
