Substâncias húmicas aquáticas: fracionamento molecular e caracterização de rearranjos internos após complexação com íons metálicos

The aquatic humic substances (AHS) investigated in this study were conventionally isolated from Rio Negro waters - Amazonas State/Brazil by means of the collector XAD 8. A special five-stage tangential-flow ultrafiltration device was used for analytical fractionation of AHS. The fractionation patter...

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Bibliographic Details
Main Authors: Sargentini Junior Ézio, Rocha Julio Cesar, Rosa André Henrique, Zara Luiz Fabricio, Santos Ademir dos
Format: Article
Language:English
Published: Sociedade Brasileira de Química 2001-01-01
Series:Química Nova
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422001000300010