ISO 5381:1983 Preview
Starch hydrolysis products -- Determination of water content -- Modified Karl Fischer method
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
Reaction of a solution of iodine, sulphur dioxide, pyridine and 2-methoxyethanol with the water contained in the product dispersed previously in a mixture of methanol and formamide. The method described in ISO 760 is improved by determing the content directly using the special solvent.