Die quantitative Erfassung von Methan im Seewasser |
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Authors: | Dr Peter Bossard dipl sc nat Thomas Joller Ernö Szabó dipl Chem |
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Institution: | (1) Present address: Seenforschungslaboratorium der EAWAG/ETH, CH-6047 Kastanienbaum, Schweiz;(2) Present address: EAWAG, CH-8600 Dübendorf, Schweiz |
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Abstract: | A preparation method for the quantitative analysis of methane in lake water samples has been developed. The method is based
on the equilibrium reactions of gases in a closed two-phase (headspace-water) system, in which the headspace gas is analyzed
gaschromatographically.
The method shows a standard deviation of ±5%, including sampling and sample preparation and can also be used for the quantitative
determination of other dissolved gases.
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