Evaluation of Charcoal Sampling Tubes

Charcoal sampling tubes were constructed and compared with commercial charcoal tubes. Side by side samples were taken using the t-paired statistic. Other comparisons such as pressure drop across the tubes, ease of handling and cost were made with no significant differences being noted. Recovery effi...

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Bibliographische Detailangaben
Hauptverfasser: Burnett,Ronald D, Diamond,Philip, Anderson,Michael P, Sweigart,Marlin L
Format: Report
Sprache:eng
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Zusammenfassung:Charcoal sampling tubes were constructed and compared with commercial charcoal tubes. Side by side samples were taken using the t-paired statistic. Other comparisons such as pressure drop across the tubes, ease of handling and cost were made with no significant differences being noted. Recovery efficiencies for solvents were determined. A brief discussion of moisture adsorption of charcoal tubes is included. Two methods of establishing known vapor concentrations are discussed.