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Extractability of arsenic, copper, and lead in soils of a mining and agricultural zone in central Chile
(MARCEL DEKKER INC, 2004-06)
Flow injection method for preconcentration and polarographic determination of copper in water
(WILEY-V C H VERLAG GMBH, 2000-03)
Determinacion de hierro en fase solida por espectrofotometria derivada de segundo orden
(Sociedad Chilena de Quimica, 2001)
Total element concentration and chemical fractionation in airborne particulate matter from Santiago, Chile
(PERGAMON-ELSEVIER SCIENCE LTD, 2007-10)
Simultaneous determination of dapsone and pyrimethamine by derivative spectrophotometry in pharmaceutical formulations
(AOAC INTERNATIONAL, 2003-03)