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ISO 3657:1988 PDF
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Animal and vegetable fats and oils — Determination of saponification value
The second edition cancels and replaces the first edition (ISO 3657:1977), of which it constitutes a technical revision. The method consists in boiling of a sample under reflux with ethanolic potassium hydroxide solution, followed by titration of the excess potassium hydroxide with standard volumetric hydrochloric acid solution.
| Edition | 1988 |
|---|---|
| Published Date | 1988 |
| Published By | International Standardization Organisation |
| Page Count | 2 |
