Air sampler with trap

Details Air sampler with trap Air sampler with trap

1997-02-21

1998-12-08

Raevis, Robert

Measuring and testing

Sampler, sample handling, etc.

Plural parallel systems

G01N 100

Patent

active

058472916

ABSTRACT:
An air sampler includes a stand adapted to support sample enclosures at spaced-apart locations. A multiposition valve is mounted to the stand. The multiposition valve has a plurality of inlet ports and an outlet port selectively fluidly coupled to any of the plurality of inlet ports. A plurality of inlet lines connects the sample enclosures to the inlet ports. A concentrator trap mounted on the stand and coupled to the outlet port concentrates selected constituents from one of the sample enclosures.

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"Entech 7000--Automated Programmable Preconcentrator", Entech Instruments, Inc.
Brochure: "SUPELCO Chromatography Products", Supelco, Inc., pp. 377-388, 1994.
TEKMAR ALS 2016/ALS 2032--User Manual, Jan. 31, 1994.

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