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2-Pyridine carboxaldehyde furfuralhydrazone (PCFH) was newly synthesized and its ionization, IR and elemental analysis were established. An on-line separation and preconcentration system was developed for the flow injection (FI) catalytic kinetic spectrofluorimetric determination of trace amounts of gold. The method was based on the fluorescence enhancing reaction of PCFH with potassium bromate, which...
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