Transfer line for mass spectrometer apparatus

Details Transfer line for mass spectrometer apparatus Transfer line for mass spectrometer apparatus

1987-11-12

1991-01-15

Berman, Jack I.

Radiant energy

Ionic separation or analysis

With sample supply means

250281, H01J 4904

Patent

active

049856251

ABSTRACT:
A transfer line used between a gas chromatograph and an ion source of a mass spectrometer is constructed with an inner tube, a middle tube and an outer tube. Disposed within the middle tube are a heater unit which extends along the middle tube and a sensor well. The remaining air space in the middle tube is filled with compacted fine thermally conductive powder. Thermal insulation is provided between the middle and outer tubes. End seals are provided to maintain the integrity of the vacuum system of the mass spectrometer.

REFERENCES:
patent: 4298795 (1981-11-01), Takeuchi et al.

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