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Spectrophotometric reaction-rate method for the determination of nitrite in waters with pyridine-2-aldehyde 2-pyridylhydrazone

โœ Scribed by R. Montes; J.J. Laserna


Book ID
118994956
Publisher
Elsevier Science
Year
1987
Tongue
English
Weight
603 KB
Volume
34
Category
Article
ISSN
0039-9140

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Glut~aIde~yde reacts with an excess of hydroxy~am~ne, hydrazine or methytamine through an intermediate that absorbs more strongly at 240 nm than do the end products. On the basis of the characteristic absorbance change during the reaction with hydroxylamine a spectrophotometric difference method was