WO2001075428A1 - Dispositif mesurant la concentration ionique - Google Patents

Dispositif mesurant la concentration ionique Download PDF

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Publication number
WO2001075428A1
WO2001075428A1 PCT/JP2001/002575 JP0102575W WO0175428A1 WO 2001075428 A1 WO2001075428 A1 WO 2001075428A1 JP 0102575 W JP0102575 W JP 0102575W WO 0175428 A1 WO0175428 A1 WO 0175428A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductivity
sample
ion concentration
difference
cells
Prior art date
Application number
PCT/JP2001/002575
Other languages
English (en)
French (fr)
Inventor
Yuji Higo
Original Assignee
Organo Corporation
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 Organo Corporation filed Critical Organo Corporation
Priority to EP01917553A priority Critical patent/EP1197747A1/en
Priority to US09/980,048 priority patent/US6646443B2/en
Priority to AU44593/01A priority patent/AU4459301A/en
Publication of WO2001075428A1 publication Critical patent/WO2001075428A1/ja

Links

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
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • 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
    • G01N27/021—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance before and after chemical transformation of the material
PCT/JP2001/002575 2000-03-30 2001-03-28 Dispositif mesurant la concentration ionique WO2001075428A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP01917553A EP1197747A1 (en) 2000-03-30 2001-03-28 Ion concentration meter
US09/980,048 US6646443B2 (en) 2000-03-30 2001-03-28 Ion concentration meter
AU44593/01A AU4459301A (en) 2000-03-30 2001-03-28 Ion concentration meter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000-93850 2000-03-30
JP2000093850 2000-03-30

Publications (1)

Publication Number Publication Date
WO2001075428A1 true WO2001075428A1 (fr) 2001-10-11

Family

ID=18608978

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/002575 WO2001075428A1 (fr) 2000-03-30 2001-03-28 Dispositif mesurant la concentration ionique

Country Status (7)

Country Link
US (1) US6646443B2 (ja)
EP (1) EP1197747A1 (ja)
KR (1) KR100722888B1 (ja)
CN (1) CN1193224C (ja)
AU (1) AU4459301A (ja)
TW (1) TW498159B (ja)
WO (1) WO2001075428A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030053256A (ko) * 2001-12-22 2003-06-28 재단법인 포항산업과학연구원 전기전도도 미터를 이용한 개방순환형 냉각수계의염소이온 농도 관리방법

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003270183A (ja) * 2002-03-20 2003-09-25 Japan Organo Co Ltd 高感度測定装置
WO2006027825A1 (ja) * 2004-09-06 2006-03-16 Innovative Design & Technology Inc. 冷却水循環装置、および冷却水循環装置のスケール除去方法
CA2639110C (en) * 2007-08-27 2013-12-10 Culligan International Company Salometer and flow rate sensor assembly
JP5005074B2 (ja) * 2010-07-22 2012-08-22 株式会社コガネイ イオン量測定装置
JP5868741B2 (ja) * 2012-03-09 2016-02-24 三菱重工業株式会社 酸性ガス除去装置
KR101433228B1 (ko) * 2013-02-19 2014-08-25 박지원 인산 이온의 방해 없이 시료 내의 무기이온 농도를 분석하는 방법
CN107923863B (zh) * 2015-08-20 2021-06-04 株式会社日立高新技术 离子浓度测定装置
CA3001248A1 (en) * 2015-10-14 2017-04-20 SFC Fluidics, Inc. Measurement of electric signals to detect presence or flow of electroactive species in solution
US10518014B2 (en) * 2015-10-30 2019-12-31 Nxstage Medical, Inc. Treatment fluid devices methods and systems
WO2017208561A1 (ja) * 2016-05-31 2017-12-07 株式会社島津製作所 測定器
CN107402239A (zh) * 2017-06-27 2017-11-28 兰州蓝星纤维有限公司 一种通过电导测量NaSCN溶液浓度的方法
US11340205B2 (en) 2019-01-24 2022-05-24 Hong Kong Applied Science And Technology Research Institute Co., Ltd. Systems and methods for determining concentrations of materials in solutions
CN110596221A (zh) * 2019-09-20 2019-12-20 华东师范大学 一种柔性三电极钠离子检测装置
US11592411B2 (en) * 2020-09-16 2023-02-28 Talking Rain Beverage Company, Inc. Preservative detection in beverage syrup

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553791U (ja) * 1978-06-22 1980-01-11
JPS564042A (en) * 1979-06-15 1981-01-16 Siemens Ag Method and device for measuring ion concentration
JPS6288954U (ja) * 1985-11-25 1987-06-06
JPH0634700Y2 (ja) * 1987-06-11 1994-09-07 横河電機株式会社 導電率計測定回路
JPH08278270A (ja) * 1995-04-08 1996-10-22 Horiba Ltd 導電率または比抵抗を測定するための装置
JPH0989827A (ja) * 1995-09-19 1997-04-04 Kubota Corp 電気センサー

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1517697A (en) * 1974-08-02 1978-07-12 Kent Ltd G Measuring cells for measuring electrical conductivity of liquids
US4262253A (en) * 1978-04-26 1981-04-14 Phillips Petroleum Company Constant alternating current conductivity detector for a chromatograph
US5223796A (en) * 1991-05-28 1993-06-29 Axiomatics Corporation Apparatus and methods for measuring the dielectric and geometric properties of materials
WO1995029128A1 (en) * 1994-04-26 1995-11-02 Seh America, Inc. Water purification system and method
US6290839B1 (en) * 1998-06-23 2001-09-18 Clinical Micro Sensors, Inc. Systems for electrophoretic transport and detection of analytes

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553791U (ja) * 1978-06-22 1980-01-11
JPS564042A (en) * 1979-06-15 1981-01-16 Siemens Ag Method and device for measuring ion concentration
JPS6288954U (ja) * 1985-11-25 1987-06-06
JPH0634700Y2 (ja) * 1987-06-11 1994-09-07 横河電機株式会社 導電率計測定回路
JPH08278270A (ja) * 1995-04-08 1996-10-22 Horiba Ltd 導電率または比抵抗を測定するための装置
JPH0989827A (ja) * 1995-09-19 1997-04-04 Kubota Corp 電気センサー

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030053256A (ko) * 2001-12-22 2003-06-28 재단법인 포항산업과학연구원 전기전도도 미터를 이용한 개방순환형 냉각수계의염소이온 농도 관리방법

Also Published As

Publication number Publication date
TW498159B (en) 2002-08-11
EP1197747A1 (en) 2002-04-17
KR100722888B1 (ko) 2007-05-30
US20020158635A1 (en) 2002-10-31
CN1380973A (zh) 2002-11-20
US6646443B2 (en) 2003-11-11
AU4459301A (en) 2001-10-15
KR20020028886A (ko) 2002-04-17
CN1193224C (zh) 2005-03-16

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