Cartridge heater for a gas chromatography transfer device

摘要

The invention relates to a cartridge heater for a gas chromatography transfer device for substances which are to be analyzed, having a metal tube for accommodating a tube section to be heated and a heating coil arranged outside the metal tube, the metal tube bearing, on the outside, a groove which corresponds to the shape of the heating coil and in which a heating conductor is embedded in an electrically insulated manner with respect to the metal tube.