Trace determination of some aromatic mol
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Sunao Yamada; Teiichiro Ogawa; Peihuan Zhang
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Article
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1986
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Elsevier Science
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English
โ 380 KB
A simplified yet sensitive system is described for the detection of the twophoton ionization signal in solution. The photo-ionization cell consists of a quartz cuvette and a pair of stainless steel electrodes. Several aromatic compounds, including quinones, can be detected in the ng l-I-mg 1-l range