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Updated: Jun 28, 2026

Fabrication of a Dipole-assisted Solid Phase Extraction Microchip for Trace Metal Analysis in Water Samples
Published on: August 7, 2016
Solid-liquid extraction as a preconcentration technique in trace element analysis Extraction of trace impurities from
A Mizuike1, K Fukuda, Y Ochiai
1Faculty of Engineering, Nagoya University, Chikusa-ku, Nagoya, Japan.
Abstract:
Microgram quantities of iron, cobalt, copper, zinc and cadmium are extracted with various aqueous, organic and mixed solvents from chlorides of sodium, potassium, nickel, cadmium, barium and lead prepared by evaporation of aqueous sample solutions. An ultrasonic field accelerates the extraction, and satisfactory trace recoveries and separation factors are achieved in several systems within a reasonable time. The application to a polarographic determination and a two-stage separation technique are also described.
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