Caracterização estrutural das substâncias húmicas aquáticas extraídas dos rios itapanhaú e ribeira de iguape


Autoria(s): Goveia, Danielle; Rocha, Julio Cesar; Oliveira, Luciana Camargo de; Morais, Leandro Cardoso de; Campos, Valquiria de; Fraceto, Leonardo Fernandes; Rosa, André Henrique
Contribuinte(s)

Universidade Estadual Paulista (UNESP)

Data(s)

20/05/2014

20/05/2014

01/01/2011

Resumo

Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

The knowledge of the structure characteristic of the Organic Matter is important for the understanding of the natural process. In this context aquatic humic substances (principal fraction) were isolated from water sample collected from the two distinct rivers, using procedure recommended for International Humic Substances Society and characterized by elemental analysis, electron paramagnetic resonance and nuclear magnetic resonance (13C NMR). The results were interpreted using principal component analysis (PCA) and the statistical analyses showed different in the structural characteristics of the aquatic humic substances studied.

Formato

753-758

Identificador

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422011000500005&lng=en&nrm=iso&tlng=pt

Química Nova. Sociedade Brasileira de Química, v. 34, n. 5, p. 753-758, 2011.

0100-4042

http://hdl.handle.net/11449/25688

10.1590/S0100-40422011000500005

S0100-40422011000500005

WOS:000293092400005

S0100-40422011000500005.pdf

Idioma(s)

por

Publicador

Sociedade Brasileira de Química

Relação

Química Nova

Direitos

openAccess

Palavras-Chave #aquatic humic substances #structural characterization #principal component analysis
Tipo

info:eu-repo/semantics/article