Flow injection determination of nitrate in vegetables using a tubular potentiometric detector

A flow injection system with potentiometric detection for the determination of nitrate in vegetables was developed. For this purpose a tubular nitrate ion-selective electrode with the ion-exchanger system [(4,7-diphenylphenanthroline)nickel(IId) issolved in o-nitrophenyl octyl ether] immobilized in...

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Bibliographic Details
Main Author: Lima, José L. F. C. (author)
Other Authors: Rangel, António O. S. S. (author), Souto, M. Renata S. (author)
Format: article
Language:eng
Published: 2011
Subjects:
Online Access:http://hdl.handle.net/10400.14/5875
Country:Portugal
Oai:oai:repositorio.ucp.pt:10400.14/5875