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Colorimetric determination of piperazine with p-benzoquinone

โœ Scribed by Wahbi, Abdel-Aziz M.; Abounassif, Mahammad A.; Gad-Kariem, E.A.

Book ID
123476726
Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
226 KB
Volume
33
Category
Article
ISSN
0039-9140

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Ethanolamine reacts with p-benzoquinone in alkaline medium to give a product of undetermined structure, the absorption of which at 348 nm can be used for the estimation of the base. Conditions are described in which the interference of 0-phosphorylethanolamine, glucosamine, and neutral sugars is eli