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BENFIELD LIQUOR:Determination of Diethanolamine Using an Auto Titrator
1 SCOPE AND FIELD OF APPLICATION
This method is suitable for the determination of diethanolamine in Benfield Liquor.
Diethanolamine is converted quantitatively into ammonia by boiling in the presence of sulfuric acid and copper sulfate. The ammonia is distilled from an alkaline medium and absorbed into boric acid. The solution is titrated with standard acid.