Liquid purification or separation – Processes – Chromatography
Patent
1982-02-26
1983-05-03
Adee, John
Liquid purification or separation
Processes
Chromatography
2101983, 422 70, B01D 1508
Patent
active
043820000
ABSTRACT:
There is disclosed a thin layer chromatography device comprising a transparent tube having a first open end adapted for sealing with a stopper, a cylindrical member such as a tube or rod having a diameter smaller than the tube and of a length at least about equal to that of the tube, the member adapted to fit concentrically within the tube, the outside surface of the member being adapted to receive a thin layer of adsorbent before assembly of the member inside the tube, a fitting at the first end of the tube, the fitting having an annular portion defining an opening adapted to receive and hold the member when the tube and member are assembled together to provide a hermetically sealed device before use, at least one sample positioning opening in the tube whereby, upon use of the device, a sample can be positioned on the outer surface of the member and whereby air can enter the interior of the tube.
REFERENCES:
patent: 3387710 (1968-06-01), Pogacar
patent: 3513092 (1970-05-01), Matheroe, Jr.
patent: 3623602 (1971-11-01), Valente
patent: 4205058 (1980-05-01), Wagner
patent: 4273653 (1981-06-01), Ulhlein
White Paul L.
Wisebaker Sandra M.
Adee John
Click Myron E.
Heberling Richard D.
Owens--Illinois, Inc.
Wilson David H.
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