TY  - JOUR 
T1  - Spectrophotometric Determination of Aluminium in Iron Ores Using Solid-Phase Extraction
JO  - Journal of the Brazilian Chemical Society
A1  - Ferreira, Sérgio Luis Costa
A1  - Lemos, Valfredo Azevedo
A1  - Costa, Antônio Celso Spinola
A1  - Jesus, Djane Santiago de
A1  - Carvalho, Marcelo Souza de
SN  - 0103-5053
UL  - 10.1590/S0103-50531998000200006
VL  - 9 
Y1  - 1998
PB  - Brasil 
ER  -