KR840001336A - 이온 농도계 - Google Patents

이온 농도계 Download PDF

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Publication number
KR840001336A
KR840001336A KR1019820003828A KR820003828A KR840001336A KR 840001336 A KR840001336 A KR 840001336A KR 1019820003828 A KR1019820003828 A KR 1019820003828A KR 820003828 A KR820003828 A KR 820003828A KR 840001336 A KR840001336 A KR 840001336A
Authority
KR
South Korea
Prior art keywords
electrodes
alternating current
current potential
ion
ion concentration
Prior art date
Application number
KR1019820003828A
Other languages
English (en)
Other versions
KR850001435B1 (ko
Inventor
다이조오 야기 (외 2)
Original Assignee
오오우라 마사히로
가부시기 가이샤 호리바세이사구쇼
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 오오우라 마사히로, 가부시기 가이샤 호리바세이사구쇼 filed Critical 오오우라 마사히로
Publication of KR840001336A publication Critical patent/KR840001336A/ko
Application granted granted Critical
Publication of KR850001435B1 publication Critical patent/KR850001435B1/ko

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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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • 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
    • G01N27/416—Systems
    • G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
    • G01N27/4165—Systems checking the operation of, or calibrating, the measuring apparatus for pH meters
    • 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
    • G01N27/301—Reference electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)

Abstract

내용 없음

Description

이온 농도계
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명 실시예의 전체회로도.

Claims (2)

  1. 시료에 침지된 이온전극 및 비교전극과, 두 전극간 전위를 측정하는 회로계로 이루어진 이온농도계에 있어서, 저주파의 교류전류를 상기 두 전극간에 흐르게 하는 전원수단을 설정하고, 두 전극간의 기전력원에 의해서 발생하는 직류분전위에 상기 교류전류에 기인한 교류분전위를 중첩시킴과 동시에, 이 교류분전위로부터 두 전극간에 있어서의 기전력원의 내부저항을 측정하도록 구성한 것을 특징으로 하는 이온농도계.
  2. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR8203828A 1981-11-11 1982-08-25 이온농도계 KR850001435B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP181583 1981-11-11
JP56181583A JPS5892854A (ja) 1981-11-11 1981-11-11 イオン濃度計
JP56-181583 1981-11-11

Publications (2)

Publication Number Publication Date
KR840001336A true KR840001336A (ko) 1984-04-30
KR850001435B1 KR850001435B1 (ko) 1985-10-02

Family

ID=16103339

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8203828A KR850001435B1 (ko) 1981-11-11 1982-08-25 이온농도계

Country Status (3)

Country Link
JP (1) JPS5892854A (ko)
KR (1) KR850001435B1 (ko)
DE (1) DE3239572A1 (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60205345A (ja) * 1984-03-30 1985-10-16 Yokogawa Hokushin Electric Corp 自己診断機能付ｐＨ計
JPH01219425A (ja) * 1988-02-29 1989-09-01 Matsushita Electric Ind Co Ltd 圧電素子センサ付電子レンジ
GB2226412B (en) * 1988-12-21 1993-04-28 Forex Neptune Sa Monitoring drilling mud compositions using flowing liquid junction electrodes
DE59105178D1 (de) * 1991-01-28 1995-05-18 Knick Elektronische Mesgeraete Verfahren und Schaltungsanordnung zur Überwachung von ionen- oder redoxpotential-sensitiven Messketten.
US5469070A (en) * 1992-10-16 1995-11-21 Rosemount Analytical Inc. Circuit for measuring source resistance of a sensor
US5421189A (en) * 1994-01-21 1995-06-06 Ciba Corning Diagnostics Corp. Electrical connection system for electrochemical sensors
DE19743979A1 (de) * 1997-10-06 1999-04-08 Conducta Endress & Hauser Verfahren zum Betreiben eines elektrochemischen Sensors sowie elektrische Schaltung für einen elektrochemischen Sensor
GB9815248D0 (en) * 1998-07-15 1998-09-09 Johnson Matthey Plc Apparatus
US6894502B2 (en) 2001-12-14 2005-05-17 Rosemount Analytical Inc. pH sensor with internal solution ground
JP4530203B2 (ja) * 2004-05-21 2010-08-25 株式会社タニタ 酸化還元電位計
DE102005048273A1 (de) * 2005-10-08 2007-04-19 Knick Elektronische Messgeräte GmbH & Co. KG Messeinrichtung für elektrochemische Messgrößen in Flüssigkeiten, insbesondere pH- oder Redoxpotential-Messeinrichtung sowie Verfahren zum Messen solcher elektrochemischer Messgrößen
EP1936367A1 (de) * 2006-12-22 2008-06-25 Mettler-Toledo AG Verfahren und Vorrichtung zur Überwachung und/oder zur Bestimmung des Zustandes einer Messsonde
GB2566463A (en) * 2017-09-13 2019-03-20 Univ Southampton pH Sensor and Calibration method
CN114614781A (zh) * 2020-12-04 2022-06-10 梅特勒-托利多仪器（上海）有限公司 pH信号调理电路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189367A (en) * 1978-10-19 1980-02-19 Leeds & Northrup Company Method for testing ion selective electrodes in continuous measuring systems

Also Published As

Publication number Publication date
KR850001435B1 (ko) 1985-10-02
JPS5892854A (ja) 1983-06-02
JPS6316706B2 (ko) 1988-04-11
DE3239572A1 (de) 1983-05-26

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