Title:
固相微量抽出法及び装置
Document Type and Number:
Japanese Patent JP3711348
Kind Code:
B2
Abstract:
An object of the present invention is to provide effective means for pre-treatment of a sample to be introduced in a chromatograph, and the present invention is a method for performing solid-phase extraction of a component present in a sample, which uses a syringe having a cylinder and a plunger slidable within the cylinder, a tip of the syringe being provided with a needle and the needle being provided with a porous body having an so-called monolithic structure along at least an appropriate length of the needle and across an overall diameter of the needle, including the steps of inserting the needle into the sample, passing the sample through the needle to retain an analyte within the porous body, and desorbing the retained analyte from the porous body.
Inventors:
Yuka Hiramatsu
Kazuhiko Yamazaki
Masahiro Furuno
Kazuhiko Yamazaki
Masahiro Furuno
Application Number:
JP2002583967A
Publication Date:
November 02, 2005
Filing Date:
April 19, 2002
Export Citation:
Assignee:
GL Sciences Co., Ltd.
International Classes:
B01D15/00; B01J20/28; B01L3/02; G01N1/34; G01N1/40; G01N30/18; G01N30/00; (IPC1-7): G01N30/06; G01N1/10; G01N1/36; G01N30/00; G01N30/08
Domestic Patent References:
| JP11201953A | ||||
| JP2001521174A | ||||
| JP8279299A | ||||
| JP116822A | ||||
| JP2001235459A | ||||
| JP200298677A |
Attorney, Agent or Firm:
Mitsuo Takahashi
Daisuke Takahashi
Daisuke Takahashi
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