1 resultado para Sensitivity of dot-Elisa
em Universidad de Alicante
Filtro por publicador
- Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (1)
- AMS Tesi di Dottorato - Alm@DL - Università di Bologna (3)
- AMS Tesi di Laurea - Alm@DL - Università di Bologna (1)
- Aquatic Commons (26)
- ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (1)
- Archimer: Archive de l'Institut francais de recherche pour l'exploitation de la mer (1)
- Archive of European Integration (1)
- Archivo Digital para la Docencia y la Investigación - Repositorio Institucional de la Universidad del País Vasco (4)
- Aston University Research Archive (39)
- Avian Conservation and Ecology - Eletronic Cientific Hournal - Écologie et conservation des oiseaux: (3)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (8)
- Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (9)
- Bioline International (2)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (45)
- Boston University Digital Common (2)
- Bucknell University Digital Commons - Pensilvania - USA (1)
- CaltechTHESIS (23)
- Cambridge University Engineering Department Publications Database (57)
- CentAUR: Central Archive University of Reading - UK (57)
- Chinese Academy of Sciences Institutional Repositories Grid Portal (104)
- Cochin University of Science & Technology (CUSAT), India (1)
- CORA - Cork Open Research Archive - University College Cork - Ireland (1)
- CUNY Academic Works (1)
- Deakin Research Online - Australia (26)
- DI-fusion - The institutional repository of Université Libre de Bruxelles (3)
- Digital Commons - Michigan Tech (2)
- Digital Commons at Florida International University (2)
- Digital Repository at Iowa State University (1)
- DigitalCommons - The University of Maine Research (2)
- DigitalCommons@The Texas Medical Center (10)
- DRUM (Digital Repository at the University of Maryland) (1)
- Duke University (2)
- eResearch Archive - Queensland Department of Agriculture; Fisheries and Forestry (17)
- Helda - Digital Repository of University of Helsinki (29)
- Illinois Digital Environment for Access to Learning and Scholarship Repository (1)
- Indian Institute of Science - Bangalore - Índia (149)
- INSTITUTO DE PESQUISAS ENERGÉTICAS E NUCLEARES (IPEN) - Repositório Digital da Produção Técnico Científica - BibliotecaTerezine Arantes Ferra (1)
- Instituto Politécnico do Porto, Portugal (1)
- Instituto Superior de Psicologia Aplicada - Lisboa (1)
- National Center for Biotechnology Information - NCBI (14)
- Nottingham eTheses (1)
- Plymouth Marine Science Electronic Archive (PlyMSEA) (14)
- Publishing Network for Geoscientific & Environmental Data (8)
- QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (28)
- Queensland University of Technology - ePrints Archive (134)
- Repositório Alice (Acesso Livre à Informação Científica da Embrapa / Repository Open Access to Scientific Information from Embrapa) (1)
- Repositório Científico da Universidade de Évora - Portugal (1)
- Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (48)
- School of Medicine, Washington University, United States (1)
- Universidad de Alicante (1)
- Universidad Politécnica de Madrid (6)
- Universidade Complutense de Madrid (1)
- Universidade Federal do Pará (5)
- Universidade Técnica de Lisboa (2)
- Universitätsbibliothek Kassel, Universität Kassel, Germany (1)
- Université de Lausanne, Switzerland (2)
- University of Canberra Research Repository - Australia (1)
- University of Connecticut - USA (3)
- University of Michigan (8)
- University of Queensland eSpace - Australia (17)
- University of Washington (1)
- WestminsterResearch - UK (1)
Resumo:
A rapid and efficient Dispersive Liquid–Liquid Microextraction (DLLME) followed by Laser-Induced Breakdown Spectroscopy detection (LIBS) was evaluated for simultaneous determination of Cr, Cu, Mn, Ni and Zn in water samples. Metals in the samples were extracted with tetrachloromethane as pyrrolidinedithiocarbamate (APDC) complexes, using vortex agitation to achieve dispersion of the extractant solvent. Several DLLME experimental factors affecting extraction efficiency were optimized with a multivariate approach. Under optimum DLLME conditions, DLLME-LIBS method was found to be of about 4.0–5.5 times more sensitive than LIBS, achieving limits of detection of about 3.7–5.6 times lower. To assess accuracy of the proposed DLLME-LIBS procedure, a certified reference material of estuarine water was analyzed.