JPH0340558U - - Google Patents
Info
- Publication number
- JPH0340558U JPH0340558U JP10213289U JP10213289U JPH0340558U JP H0340558 U JPH0340558 U JP H0340558U JP 10213289 U JP10213289 U JP 10213289U JP 10213289 U JP10213289 U JP 10213289U JP H0340558 U JPH0340558 U JP H0340558U
- Authority
- JP
- Japan
- Prior art keywords
- measurement
- liquid
- electrode
- flow path
- comparison
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図は本考案によるフロースルー型電極装置
の一具体例を示す断面図であり、第２図は別の具
体例を示す断面図である。第３図は本考案の電極
装置と従来の電極装置について、同一測定液を分
析して得たイオン電極電位と測定時間の関係を示
すグラフである。
１……ブロツク、２……流路、３……入口、４
……出口、５……比較電極、６……多孔質セラミ
ツクス、７……内極、８……比較内部液、９……
接続端子、１０……イオン電極、１１……感応膜
、１２……液絡部、１３……Ｏリング。
FIG. 1 is a sectional view showing one specific example of a flow-through type electrode device according to the present invention, and FIG. 2 is a sectional view showing another specific example. FIG. 3 is a graph showing the relationship between the ion electrode potential and measurement time obtained by analyzing the same measurement liquid for the electrode device of the present invention and the conventional electrode device. 1...Block, 2...Flow path, 3...Inlet, 4
... Outlet, 5 ... Reference electrode, 6 ... Porous ceramics, 7 ... Inner electrode, 8 ... Reference internal liquid, 9 ...
Connection terminal, 10... ion electrode, 11... sensitive membrane, 12... liquid junction, 13... O ring.
Claims (1)
極よりも下流で、比較電極が配置された比較外部
液の流路が前記測定液流路に合流接続されて液絡
部が形成されるフロースルー型電極装置において
、使用状態において、測定液流路の前記液絡部よ
り上流側が、少なくとも液絡部と測定用電極との
間において、比較外部液の流路よりも高い位置に
設けられていることを特徴とするフロースルー型
電極装置。 Downstream from the measurement electrode in the measurement liquid flow path in which the measurement electrode is placed, a comparison external liquid flow path in which the comparison electrode is placed is connected to the measurement liquid flow path to form a liquid junction. In the flow-through electrode device, in a state of use, the upstream side of the liquid junction of the measurement liquid flow path is provided at a higher position than the flow path of the comparison external liquid, at least between the liquid junction and the measurement electrode. A flow-through type electrode device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10213289U JPH0340558U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10213289U JPH0340558U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0340558U true JPH0340558U (en) | 1991-04-18 |
Family
ID=31651052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10213289U Pending JPH0340558U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0340558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015115303A1 (en) * | 2014-01-31 | 2015-08-06 | 株式会社日立ハイテクノロジーズ | Flow type ion-selective electrode, electrolyte concentration measurement device using same, and automatic biochemical analyzer |
| JP2017032405A (en) * | 2015-07-31 | 2017-02-09 | 株式会社日立ハイテクノロジーズ | Flow-type electrolyte concentration measuring device and electrolyte concentration measurement method using the device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS562666A (en) * | 1979-06-20 | 1981-01-12 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Manufacture of semiconductor device |
| JPS6130205U (en) * | 1984-07-25 | 1986-02-24 | 株式会社村田製作所 | Variable resistor board |
-
1989
- 1989-08-31 JP JP10213289U patent/JPH0340558U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS562666A (en) * | 1979-06-20 | 1981-01-12 | Chiyou Lsi Gijutsu Kenkyu Kumiai | Manufacture of semiconductor device |
| JPS6130205U (en) * | 1984-07-25 | 1986-02-24 | 株式会社村田製作所 | Variable resistor board |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015115303A1 (en) * | 2014-01-31 | 2015-08-06 | 株式会社日立ハイテクノロジーズ | Flow type ion-selective electrode, electrolyte concentration measurement device using same, and automatic biochemical analyzer |
| JPWO2015115303A1 (en) * | 2014-01-31 | 2017-03-23 | 株式会社日立ハイテクノロジーズ | Flow-type ion-selective electrode, electrolyte concentration measuring device using the same, and biochemical automatic analyzer |
| US10823695B2 (en) | 2014-01-31 | 2020-11-03 | Hitachi High-Technologies Corporation | Flow-type ion selective electrode, electrolyte concentration measuring device using the same, and biochemical automatic analyzer |
| US11397162B2 (en) | 2014-01-31 | 2022-07-26 | Hitachi High-Tech Corporation | Flow-type ion selective electrode, electrolyte concentration measuring device using the same, and biochemical automatic analyzer |
| JP2017032405A (en) * | 2015-07-31 | 2017-02-09 | 株式会社日立ハイテクノロジーズ | Flow-type electrolyte concentration measuring device and electrolyte concentration measurement method using the device |