Patent ID: 7568401
Filing Date: 2009-08-04
Classification: G01N

Abstract:
1. A sample tube holder comprising: a compression fitting body, one end of said body arranged for connection to a vacuum source and the other end of said body arranged to accept and seat a first end of a sorbent-filled sample tube, said fitting body providing communication between the vacuum source and the sample tube; an elastomeric ferrule adapted for fitting about the exterior of said sample tube adjacent the seated first end thereof, the other end of the sample tube open to the atmosphere being sampled; a compression fitting cap engaging the fitting body to compress said ferrule and provide a gas tight seal between the vacuum source and the sample tube first end; and a torque tube formed as an extension of said fitting cap, the inside diameter of said torque tube sized to fit over the sample tube, said torque tube having a length substantially the same as that of the sample tube.