Automatic on-line preconcentration syste
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Zhen-Shan Liu; Shang-Da Huang
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Article
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1993
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Elsevier Science
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English
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An automatic on-line preconcentration system for graphite furnace atomic absorption spectrometty (GFAAS) for the determination of trace metals in sea water was developed. This system was modified from a Perkin-Elmer AS-40 autosampler by mounting a silica gel Crs microcolumn near the tip of the autom