DE3766835D1 - Vorrichtung zur messung von ionenaktivitaet. - Google Patents

Vorrichtung zur messung von ionenaktivitaet.

Info

Publication number
DE3766835D1
DE3766835D1 DE8787101366T DE3766835T DE3766835D1 DE 3766835 D1 DE3766835 D1 DE 3766835D1 DE 8787101366 T DE8787101366 T DE 8787101366T DE 3766835 T DE3766835 T DE 3766835T DE 3766835 D1 DE3766835 D1 DE 3766835D1
Authority
DE
Germany
Prior art keywords
ion activity
measuring ion
measuring
activity
ion
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.)
Expired - Lifetime
Application number
DE8787101366T
Other languages
English (en)
Inventor
Osamu Seshimoto
Masaaki Terashima
Yoshio Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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
Priority claimed from JP61019950A external-priority patent/JPS62177446A/ja
Priority claimed from JP8367686A external-priority patent/JPS62239049A/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE3766835D1 publication Critical patent/DE3766835D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01N27/26—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
    • G01N27/333—Ion-selective electrodes or membranes
    • G01N27/3335—Ion-selective electrodes or membranes the membrane containing at least one organic component
    • 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
    • G01N27/307—Disposable laminated or multilayered electrodes
DE8787101366T 1986-01-31 1987-02-02 Vorrichtung zur messung von ionenaktivitaet. Expired - Lifetime DE3766835D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61019950A JPS62177446A (ja) 1986-01-31 1986-01-31 イオン活量測定器具
JP8367686A JPS62239049A (ja) 1986-04-11 1986-04-11 イオン活量測定方法

Publications (1)

Publication Number Publication Date
DE3766835D1 true DE3766835D1 (de) 1991-02-07

Family

ID=26356837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787101366T Expired - Lifetime DE3766835D1 (de) 1986-01-31 1987-02-02 Vorrichtung zur messung von ionenaktivitaet.

Country Status (3)

Country Link
US (1) US4842712A (de)
EP (1) EP0231033B1 (de)
DE (1) DE3766835D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5837113A (en) * 1990-12-06 1998-11-17 Fujitsu Limited Small glass electrode
KR960010690B1 (ko) * 1990-12-06 1996-08-07 후지쓰 가부시끼가이샤 소형 유리전극
JP3025027B2 (ja) * 1991-01-21 2000-03-27 株式会社日立製作所 酸素センサ
JP2512843B2 (ja) * 1991-09-24 1996-07-03 株式会社日立製作所 炭酸ガスセンサ
US5762770A (en) * 1994-02-21 1998-06-09 Boehringer Mannheim Corporation Electrochemical biosensor test strip
US5888362A (en) * 1994-11-30 1999-03-30 Fegan, Jr.; Lloyd V. Apparatus for analyzing precious metals
AUPO229696A0 (en) * 1996-09-13 1996-10-10 Memtec America Corporation Analytic cell
US6193865B1 (en) 1997-09-11 2001-02-27 Usf Filtration And Separations Group, Inc. Analytic cell
EP1026500A1 (de) * 1999-02-01 2000-08-09 Fuji Photo Film Co., Ltd. Silber/Silberhalogenid-Elektrode und Element mit Ionenselektiver Elektrode
JP2002174615A (ja) * 2000-12-06 2002-06-21 Fuji Photo Film Co Ltd イオン活量測定器具
JP2004053401A (ja) * 2002-07-19 2004-02-19 Fuji Photo Film Co Ltd ｐＨ電極

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000804A (en) * 1958-05-22 1961-09-19 Union Carbide Corp Reference half-cell
US2962426A (en) * 1958-09-09 1960-11-29 Cambridge Instr Company Inc Electrochemical method for analyzing materials
US3103480A (en) * 1958-12-10 1963-09-10 Double bridge electrode for electro-
US3432424A (en) * 1965-08-23 1969-03-11 Beckman Instruments Inc Immunoelectrophoresis antiserum strips
US3461055A (en) * 1966-10-06 1969-08-12 Perkin Elmer Corp Reference electrode and method of making same
US3575834A (en) * 1968-04-12 1971-04-20 Beckman Instruments Inc Liquid junction structure for plastic electrochemical electrodes
US4397908A (en) * 1979-12-03 1983-08-09 Sybron Corporation Electrically neutral nonpermselective porous membrane
JPS5814050A (ja) * 1981-07-17 1983-01-26 Fuji Photo Film Co Ltd イオン活量測定器具
JPS58211648A (ja) * 1982-06-02 1983-12-09 Fuji Photo Film Co Ltd イオン活量測定器具
JPS60260844A (ja) * 1984-06-07 1985-12-24 Fuji Photo Film Co Ltd イオン活量測定器具
JPS629264A (ja) * 1985-07-05 1987-01-17 Fuji Photo Film Co Ltd イオン活量測定方法および測定器具

Also Published As

Publication number Publication date
EP0231033A2 (de) 1987-08-05
EP0231033B1 (de) 1991-01-02
EP0231033A3 (en) 1987-09-16
US4842712A (en) 1989-06-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition