Ribas, Tânia C. F.Tóth, Ildikó V.Rangel, António O. S. S.2016-12-092016-12-092016RIBAS, T. C. F.; TÓTH, I. V.; RANGEL, A. O. S. S. - Use of on-line solid phase extraction and a multi-reflection flow cell coupled with a LED for the spectrophotometric determination of zinc: application to plant digests - In 20th International Conference on Flow Injection Analysis, Maiorca, Espanha, 2-7 October 2016 – In Scientific Programme & Book of Abstracts 20th ICFIA, (2016) Comunicação 1P12, p.137http://hdl.handle.net/10400.14/20997engUse of on-line solid phase extraction and a multi-reflection flow cell coupled with a LED for the spectrophotometric determination of zinc: application to plant digestsconference object