An Improved HPLC Method for Quantification of Metanephrine with Coulometric Detection

Pedro AQ^1#, Soares RF^1#, Oppolzer D¹, Santos FM¹, Rocha LA¹, Gonçalves AM¹, Bonifacio MJ², Queiroz JA¹, Gallardo E¹ and Passarinha LA^1*

¹CICS-UBI-Centro de Investigacaoem Ciencias da Saude, University of Beira Interior, 6201-506 Covilha, Portugal, E-mail: lpassariha@fcsaude.ubi.pt

²Departamento de Investigacao e Desenvolvimento, BIAL 4745-457 Sao Mamededo Coronado, Portugal, E-mail: lpassariha@fcsaude.ubi.pt

^#Contributed equally to this work

^*Corresponding Author: Passarinha LA, Health Sciences Research Centre-University of Beira Interior (CICS-UBI), Av. Infante D. Henrique, 6200-506, Covilha, Portugal, Tel: +351 275 329 069, Fax: +351 275 329 099 Email: