Automatisches Probeneingabeventil fuer Gaschromatographen

摘要

A liquid-inlet valve for a gas chromatograph is designed on the principle of a metering rod with a metering groove or bore milled into it, the rod being inserted into a heated evaporator, wherein that part of the valve which is to receive liquid upon loading of the metering groove before insertion into the evaporator, comprises of a solid cylinder of a highly corrosion-resistant material of limited thermal conductivity which seals without lubrication.