Introduction of samples into a mass spectrometer
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United States of America Patent
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-
Jan 6, 1987
Grant Date -
N/A
app pub date -
Jul 19, 1985
filing date -
Nov 22, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The introduction of a sample into a mass spectrometer providing in one aspect a method which comprises placing the sample in a tube (16) open at only one end, placing around the tube (16) an O-ring (30), placing the sample tube (16) with its open end adjacent an aperture (12) of the inlet system of the mass spectrometer and compressing the O-ring (3) about the tube whereby to seal sample tube (16) against the aperture (12), the sample tube upon evacuation by the inlet system of the mass spectrometer forming part of the vacuum retaining wall. The invention also relates to a sample tube surrounded by an O-ring and preferably containing a boat for receiving the sample.
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