title: [The analysis of the components of air in the ultra trace range. Studies on the practical application of the thermogradient tube-gas chromatograph-mass spectrometer combination (author's transl)].
mesh_terms: D000327:Adsorption; D000388:Air / Q000032:analysis*; D002849:Chromatography, Gas; D013058:Mass Spectrometry; D013696:Temperature
vernacular_title: Zur Luftanalyse im Ultraspurenbereich--Untersuchungen zur praktischen Verwendung der Kombination Thermogradientrohr-Gaschromatograph-Massenspektrometer