ISO 3657:1988
Withdrawn
View Superseded by
Animal and vegetable fats and oils — Determination of saponification value
Hardcopy , PDF
French, English
29-12-1988
09-04-2025
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.
| Committee |
ISO/TC 34/SC 11
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| UNE 84080:1992 | Not Equivalent |
| BS 684-2.6:1989 | Identical |
A newer version of this standard is available.