Determinação de cobre, alumínio e ferro em solos derivados do basalto através de extrações seqüenciais
Copper, aluminum and iron concentrations were determined in four geochemical fractions of three different basaltic soils from the northwest region of the Parana State, Brazil. The fractions examined were the reducible manganese dioxide and amorphous iron oxide, crystaline iron oxide, organic and res...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Sociedade Brasileira de Química
2002-01-01
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Series: | Química Nova |
Subjects: | |
Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422002000400007 |