Title:
HYDROGEN GAS CONCENTRATION SENSOR
Document Type and Number:
WIPO Patent Application WO/2022/259883
Kind Code:
A1
Abstract:
The present invention comprises a first electrode piece, a second electrode piece, an electrolyte in which the electrode pieces are disposed apart from each other, and a container which accommodates the first electrode piece, the second electrode piece, and the electrolyte, wherein: the first electrode piece includes a first electrode material exhibiting a standard electromotive force value of at least 0.8 V in a cell configured from H2 (-), 50 mol/m3 of H2SO4, and a substance sample (+); the second electrode includes a second electrode material exhibiting a standard electromotive force value of less than 0.8 V in a cell having the same configuration; and the first electrode piece penetrates through the electrolyte and has an end that is externally exposed from the container.
Inventors:
HARADA SHUJI (JP)
SORIMACHI KAZUNORI (JP)
TAKAKI KATSUMI (JP)
YUKI YOJI (JP)
SORIMACHI KAZUNORI (JP)
TAKAKI KATSUMI (JP)
YUKI YOJI (JP)
Application Number:
PCT/JP2022/021641
Publication Date:
December 15, 2022
Filing Date:
May 26, 2022
Export Citation:
Assignee:
NIIGATA TLO INC (JP)
International Classes:
G01N27/406; G01N27/416
Domestic Patent References:
| WO2011145150A1 | 2011-11-24 | |||
| WO2005080957A1 | 2005-09-01 |
Foreign References:
| JP2007047124A | 2007-02-22 | |||
| JP2012163506A | 2012-08-30 | |||
| JP2009243962A | 2009-10-22 | |||
| JP2008196903A | 2008-08-28 | |||
| JP2010230620A | 2010-10-14 | |||
| JP2017044576A | 2017-03-02 |
Attorney, Agent or Firm:
SHOWA INTERNATIONAL PATENT FIRM (JP)
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