Gas chromatographic determination of trace amounts of vinyl chloride and dichloroethenes in landfill-gas
Wittsiepe, J, Selenka, F, Jackwerth, E
Published in Analytical and bioanalytical chemistry (01.03.1996)
Published in Analytical and bioanalytical chemistry (01.03.1996)
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Precipitation of major constituents for trace preconcentration: Potential and problems
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Conference Proceeding
Fixation of palladium on insoluble simple or complex cyano compounds
Loos-Neskovic, C., Dierkes, M.H., Jackwerth, E., Fedoroff, M., Garnier, E.
Published in Hydrometallurgy (01.04.1993)
Published in Hydrometallurgy (01.04.1993)
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Determination of Li, Na, K, Mg and Ca with a mechanised flame photometric micro-method. Mechanised micro-method ("injection method") of flame photometry (atomic absorption--atomic emission) for the determination of serum electrolytes and trace elements (Fe, Cu, Zn); Part I. (author's transl)
Berndt, H, Jackwerth, E
Published in Journal of clinical chemistry and clinical biochemistry (01.02.1979)
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Published in Journal of clinical chemistry and clinical biochemistry (01.02.1979)
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Gas-chromatographic determination of trace amounts of vinyl chloride and dichloroethenes in water after purge-and-trap preconcentration and conversion into their dibrominated derivatives
Wittsiepe, J rgen, Wallschl ger, Dirk, Selenka, Fidelis, Jackwerth, Ewald
Published in Fresenius' Journal of Analytical Chemistry (01.12.1993)
Published in Fresenius' Journal of Analytical Chemistry (01.12.1993)
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