DE3702501A1 - Sterilisierbare ph-messkette zur ueberwachung mikrobiologischer prozesse - Google Patents
Sterilisierbare ph-messkette zur ueberwachung mikrobiologischer prozesseInfo
- Publication number
- DE3702501A1 DE3702501A1 DE19873702501 DE3702501A DE3702501A1 DE 3702501 A1 DE3702501 A1 DE 3702501A1 DE 19873702501 DE19873702501 DE 19873702501 DE 3702501 A DE3702501 A DE 3702501A DE 3702501 A1 DE3702501 A1 DE 3702501A1
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- electrode
- reference electrolyte
- chamber
- gas
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 7
- 238000012544 monitoring process Methods 0.000 title claims description 5
- 230000002906 microbiologic effect Effects 0.000 title claims description 4
- 239000003792 electrolyte Substances 0.000 claims abstract description 47
- 239000011521 glass Substances 0.000 claims abstract description 12
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 19
- 229910052697 platinum Inorganic materials 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 8
- 239000002562 thickening agent Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 3
- 210000003608 fece Anatomy 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 12
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 241001484259 Lacuna Species 0.000 abstract 1
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 230000035515 penetration Effects 0.000 description 8
- 230000001954 sterilising effect Effects 0.000 description 8
- 238000004659 sterilization and disinfection Methods 0.000 description 8
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000001103 potassium chloride Substances 0.000 description 5
- 235000011164 potassium chloride Nutrition 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012549 training Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 235000010980 cellulose Nutrition 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 150000004676 glycans Chemical class 0.000 description 2
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical class CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 2
- 229920001282 polysaccharide Polymers 0.000 description 2
- 239000005017 polysaccharide Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000012611 container material Substances 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 150000003057 platinum Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/38—Cleaning of electrodes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/4035—Combination of a single ion-sensing electrode and a single reference electrode
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH54886A CH670162A5 (enExample) | 1986-02-11 | 1986-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3702501A1 true DE3702501A1 (de) | 1987-08-13 |
Family
ID=4189537
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873702501 Ceased DE3702501A1 (de) | 1986-02-11 | 1987-01-28 | Sterilisierbare ph-messkette zur ueberwachung mikrobiologischer prozesse |
| DE8715221U Expired DE8715221U1 (de) | 1986-02-11 | 1987-01-28 | Sterilisierbare pH-Meßkette zur Überwachung mikrobiologischer Prozesse |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8715221U Expired DE8715221U1 (de) | 1986-02-11 | 1987-01-28 | Sterilisierbare pH-Meßkette zur Überwachung mikrobiologischer Prozesse |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH0635950B2 (enExample) |
| CH (1) | CH670162A5 (enExample) |
| DE (2) | DE3702501A1 (enExample) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2816057A1 (fr) * | 2000-10-31 | 2002-05-03 | Schott Glas | Chaine de mesure electrochimique, son procede de fabrication et son utilisation |
| EP1241471A1 (de) * | 2001-03-14 | 2002-09-18 | Metroglas AG | Referenzelektrode, Messkette mit einer Referenzelektrode und Verfahren zum Herstellen einer Referenzelektrode |
| DE10156227C1 (de) * | 2001-11-15 | 2003-05-28 | Schott Glas | pH-Einstabmeßkette mit einem Diaphragma-Verschluß |
| DE10207624A1 (de) * | 2002-02-22 | 2003-09-04 | Mettler Toledo Gmbh | Druckresistente Bezugselektrode für elektochemische Messungen |
| EP1544608A1 (de) * | 2003-12-17 | 2005-06-22 | Hamilton Bonaduz AG | Bedruckte Referenzysteme und Verfahren zu deren Herstellung |
| EP1548428A1 (de) * | 2003-12-17 | 2005-06-29 | Hamilton Bonaduz AG | Bedruckte Referenzsysteme und Verfahren zu deren Herstellung |
| EP1643242A1 (de) * | 2004-10-04 | 2006-04-05 | Mettler-Toledo GmbH | Bezugselektrode für potentiometrische Messungen und Verfahren zu deren Überwachung |
| CN102914579A (zh) * | 2012-09-28 | 2013-02-06 | 招远市大明仪表有限公司 | 一种充压型pH值传感器 |
| WO2013087106A1 (de) | 2011-12-15 | 2013-06-20 | Mettler-Toledo Ag | Referenzelektrode |
| DE102014113260A1 (de) | 2014-09-15 | 2016-03-17 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Bezugselektrode |
| US20170176371A1 (en) * | 2015-12-21 | 2017-06-22 | Endress+Hauser Conducta Gmbh+Co. Kg | Method and device for producing a reference electrode |
| DE102018117257A1 (de) | 2018-07-17 | 2020-01-23 | Jumo Gmbh & Co. Kg | Referenzelektrode mit verbesserter Druckfestigkeit |
| DE102021112186A1 (de) | 2021-05-10 | 2022-11-10 | Endress+Hauser Conducta Gmbh+Co. Kg | Sensoranordnung |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8906234U1 (de) * | 1989-05-20 | 1989-07-06 | Neukum Elektronik GmbH, 7541 Straubenhardt | pH-Meßkette mit nullpunktstabilisierter, selbstreinigender Bezugselektrode |
| JP6596216B2 (ja) * | 2014-03-31 | 2019-10-23 | 株式会社堀場製作所 | 比較電極、その比較電極を用いた測定方法及び測定システム、複合電極、液体分析計 |
-
1986
- 1986-02-11 CH CH54886A patent/CH670162A5/de not_active IP Right Cessation
- 1986-04-28 JP JP61097024A patent/JPH0635950B2/ja not_active Expired - Lifetime
-
1987
- 1987-01-28 DE DE19873702501 patent/DE3702501A1/de not_active Ceased
- 1987-01-28 DE DE8715221U patent/DE8715221U1/de not_active Expired
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10053979A1 (de) * | 2000-10-31 | 2002-05-16 | Schott Geraete | Elektrochemische Messkette |
| GB2370646A (en) * | 2000-10-31 | 2002-07-03 | Zeiss Stiftung | Electrochemical measuring device |
| GB2370646B (en) * | 2000-10-31 | 2005-02-09 | Zeiss Stiftung | Electrochemical measuring device |
| DE10053979B4 (de) * | 2000-10-31 | 2005-06-23 | Schott Instruments Gmbh | Elektrochemische Messkette |
| FR2816057A1 (fr) * | 2000-10-31 | 2002-05-03 | Schott Glas | Chaine de mesure electrochimique, son procede de fabrication et son utilisation |
| EP1241471A1 (de) * | 2001-03-14 | 2002-09-18 | Metroglas AG | Referenzelektrode, Messkette mit einer Referenzelektrode und Verfahren zum Herstellen einer Referenzelektrode |
| DE10156227C1 (de) * | 2001-11-15 | 2003-05-28 | Schott Glas | pH-Einstabmeßkette mit einem Diaphragma-Verschluß |
| DE10207624A1 (de) * | 2002-02-22 | 2003-09-04 | Mettler Toledo Gmbh | Druckresistente Bezugselektrode für elektochemische Messungen |
| US7704359B2 (en) | 2003-12-17 | 2010-04-27 | Hamilton Bonaduz Ag | Pressurized reference systems and process for their production |
| EP1544608A1 (de) * | 2003-12-17 | 2005-06-22 | Hamilton Bonaduz AG | Bedruckte Referenzysteme und Verfahren zu deren Herstellung |
| EP1548428A1 (de) * | 2003-12-17 | 2005-06-29 | Hamilton Bonaduz AG | Bedruckte Referenzsysteme und Verfahren zu deren Herstellung |
| EP1643242A1 (de) * | 2004-10-04 | 2006-04-05 | Mettler-Toledo GmbH | Bezugselektrode für potentiometrische Messungen und Verfahren zu deren Überwachung |
| US7632385B2 (en) | 2004-10-04 | 2009-12-15 | Mettler-Toledo Ag | Reference electrode for potentiometric measurements, and method of monitoring the reference electrode |
| WO2013087106A1 (de) | 2011-12-15 | 2013-06-20 | Mettler-Toledo Ag | Referenzelektrode |
| US9134266B2 (en) | 2011-12-15 | 2015-09-15 | Mettler-Toledo Ag | Reference electrode |
| CN102914579A (zh) * | 2012-09-28 | 2013-02-06 | 招远市大明仪表有限公司 | 一种充压型pH值传感器 |
| DE102014113260A1 (de) | 2014-09-15 | 2016-03-17 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Bezugselektrode |
| US20170176371A1 (en) * | 2015-12-21 | 2017-06-22 | Endress+Hauser Conducta Gmbh+Co. Kg | Method and device for producing a reference electrode |
| DE102015122454A1 (de) | 2015-12-21 | 2017-06-22 | Endress+Hauser Conducta Gmbh+Co. Kg | Verfahren und eine Vorrichtung zur Herstellung einer Referenzelektrode |
| DE102018117257A1 (de) | 2018-07-17 | 2020-01-23 | Jumo Gmbh & Co. Kg | Referenzelektrode mit verbesserter Druckfestigkeit |
| DE102018117257B4 (de) * | 2018-07-17 | 2026-02-12 | Jumo Gmbh & Co. Kg | Referenzelektrode mit verbesserter Druckfestigkeit, Diaphragma für eine Referenzelektrode und Verfahren zur Herstellung einer Referenzelektrode |
| DE102021112186A1 (de) | 2021-05-10 | 2022-11-10 | Endress+Hauser Conducta Gmbh+Co. Kg | Sensoranordnung |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62187244A (ja) | 1987-08-15 |
| DE8715221U1 (de) | 1988-01-21 |
| JPH0635950B2 (ja) | 1994-05-11 |
| CH670162A5 (enExample) | 1989-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8131 | Rejection |