公开(公告)号：US20180011004A1

公开(公告)日：2018-01-11

申请号：US15695154

申请日：2017-09-05

Applicant: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE

Inventor： Sang-Ryoul PARK ,  Hee-Bong YOO ,  Juhwang KIM

IPC: G01N21/03 ,  G01N21/27

CPC classification number: G01N21/0303 ,  G01N21/255 ,  G01N21/27 ,  G01N21/3577 ,  G01N21/8507 ,  G01N2021/0346

Abstract: The present invention relates to a measurement device including a trace sample-use high sensitivity light absorbing cell, the device comprising: a light absorbing cell containing a capillary tube of which both ends are open hollow shaped; a light absorbing cell mounting block on which one end of the light absorbing cell is mounted, and which comprises a light emitting unit, disposed on the upper portion of the light absorbing cell, for irradiating light to one end of the light absorbing cell; and a light receiving block which comprises a light metering immersion unit disposed in such a manner that the other end of the light absorbing cell is immersed in a sample contained therein, and which detects light that is irradiated to one end of the light absorbing cell and emitted to the other end thereof.