Повучен
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.
ПОВУЧЕН
ISO 3657:1977
ПОВУЧЕН
ISO 3657:1988
95.99
Повучен
13. 6. 2002.
ПОВУЧЕН
ISO 3657:2002
Ulja i masti biljnog i životinjskog porekla - Određivanje saponifikacionog broja
95.99 Повучен