Title:
EXTRACT RECOVERY METHOD AND ANALYSIS METHOD
Document Type and Number:
WIPO Patent Application WO/2019/198605
Kind Code:
A1
Abstract:
A specimen is stored in a container (125) disposed upstream of a back pressure control valve (140). A mixed fluid comprising carbon dioxide in a supercritical state and a modifier is introduced into the container, and a component contained in the sample is extracted. The extracted component is introduced into a trap column (135) together with the carbon dioxide and the modifier and is collected by the trap column. The trap column is loaded with polymer beads as a filler.
Inventors:
FUJITO YUKA (JP)
RISA ISHII (JP)
MICHIO BUTSUGAN (JP)
KEITA SAKURAI (JP)
RISA ISHII (JP)
MICHIO BUTSUGAN (JP)
KEITA SAKURAI (JP)
Application Number:
PCT/JP2019/014909
Publication Date:
October 17, 2019
Filing Date:
April 04, 2019
Export Citation:
Assignee:
SHIMADZU CORP (JP)
International Classes:
G01N30/02; B01J20/285; G01N1/00; G01N1/10; G01N30/06
Domestic Patent References:
| WO2016152996A1 | 2016-09-29 |
Foreign References:
| JPS647906A | 1989-01-11 | |||
| JP2014517323A | 2014-07-17 | |||
| JP2008045906A | 2008-02-28 | |||
| US20060247362A1 | 2006-11-02 | |||
| JPS608747A | 1985-01-17 |
Other References:
See also references of EP 3779432A4
Attorney, Agent or Firm:
YOSHIMOTO, Tsutomu (JP)
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