Preconcentration of copper, cadmium, and lead with a thiacalix[4]arenetetrasulfonate-loaded Sephadex A-25 anion-exchanger for graphite-furnace atomic-absorption spectrometry

2004 ◽  
Vol 379 (5-6) ◽  
Author(s):  
Hiroaki Matsumiya ◽  
Nobuhiko Iki ◽  
Sotaro Miyano ◽  
Masataka Hiraide
Talanta ◽  
2011 ◽  
Vol 85 (1) ◽  
pp. 681-686 ◽  
Author(s):  
Morgana B. Dessuy ◽  
Maria Goreti R. Vale ◽  
Bernhard Welz ◽  
Aline R. Borges ◽  
Márcia M. Silva ◽  
...  

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