prov:value
| - AbstractThe trapping performance of four different capillary cold traps (deactivated, coated, Tenax-TA and Chromosorb 101 packed traps) for C2-C5 n-alkenes, isoprene, benzene, toluene, p-xylene, mesitylene, ??-pinene, ??-pinene, 1,2,4-trimethylbenzene and 1,2,3-trimethylbenzene were determined over the temperature range ???20 and ???180??C. All the hydrocarbons except ethylene were found to be ret
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