ES2033854T3 - Metodo y aparato para medidas electroquimicas. - Google Patents

Metodo y aparato para medidas electroquimicas.

Info

Publication number
ES2033854T3
ES2033854T3 ES198787306513T ES87306513T ES2033854T3 ES 2033854 T3 ES2033854 T3 ES 2033854T3 ES 198787306513 T ES198787306513 T ES 198787306513T ES 87306513 T ES87306513 T ES 87306513T ES 2033854 T3 ES2033854 T3 ES 2033854T3
Authority
ES
Spain
Prior art keywords
component
electrodes
sample
derivative
interest
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
ES198787306513T
Other languages
English (en)
Inventor
Brian Jeffrey Birch
Ian William Burns
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.)
Unilever NV
Original Assignee
Unilever NV
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 Unilever NV filed Critical Unilever NV
Application granted granted Critical
Publication of ES2033854T3 publication Critical patent/ES2033854T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/001—Enzyme electrodes
    • C12Q1/004—Enzyme electrodes mediator-assisted
    • 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
    • G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
    • 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
    • G01N27/42—Measuring deposition or liberation of materials from an electrolyte; Coulometry, i.e. measuring coulomb-equivalent of material in an electrolyte

Abstract

UN METODO PARA MEDIR O DETECTAR UN COMPONENTE DE UNA MUESTRA LIQUIDA ACUOSA, COMPRENDIENDO DICHO METODO: COLOCAR LA MUESTRA, CONTENIENDO POSIBLEMENTE EL COMPONENTE QUE SE ANALIZA, EN UNA ZONA DE REACCION EN UNA CELULA DE REACCION, COMPRENDIENDO DICHA CELULA DE REACCION DOS ELECTRODOS POR LO MENOS QUE TIENEN UNA IMPEDANCIA QUE LES HACE ADECUADOS PARA PROCEDIMIENTOS AMPEROMETRICOS O VOLTAMETRICOS, Y COMPRENDIENDO DICHA ZONA DE REACCION UNA CAPA DELGADA DE LIQUIDO DE REACCION DE MENOR ESPESOR QUE 0,2 MM APROXIMADAMENTE CUBRIENDO UNO DE DICHOS ELECTRODOS, EL CUAL ES CAPAZ DE REACCIONAR ELECTROQUIMICAMENTE CON UNA SUSTANCIA OXIDABLE O REDUCIBLE, REACCIONANDO DICHO COMPONENTE, SI ESTA PRESENTE, DIRECTA O INDIRECTAMENTE CON UN REACTIVO REDOX EN DICHA ZONA, PARA FORMAR ASI EN DICHA ZONA, DIRECTA O INDIRECTAMENTE, UNA CANTIDAD, CORRESPONDIENTE EN CANTIDAD A LA CANTIDAD DE COMPONENTE PRESENTE EN DICHA ZONA, DE UNA SUSTANCIA ELECTROQUIMICAMENTE OXIDABLE O REDUCIBLE, CAPAZ DE REACCIONAR ELECTROQUIMICAMENTE CON DICHO ELECTRODO Y QUE ES DIFERENTE DE DICHO REACTIVO REDOX; Y DETECTAR O ESTIMAR ELECTROQUIMICAMENTE LA CANTIDAD DE SUSTANCIA OXIDABLE O REDUCIBLE EN DICHA ZONA COMO INDICATIVO DEL COMPONENTE QUE SE MIDE O DETECTA.
ES198787306513T 1986-07-23 1987-07-23 Metodo y aparato para medidas electroquimicas. Expired - Lifetime ES2033854T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868618022A GB8618022D0 (en) 1986-07-23 1986-07-23 Electrochemical measurements

Publications (1)

Publication Number Publication Date
ES2033854T3 true ES2033854T3 (es) 1993-04-01

Family

ID=10601585

Family Applications (2)

Application Number Title Priority Date Filing Date
ES198787306513T Expired - Lifetime ES2033854T3 (es) 1986-07-23 1987-07-23 Metodo y aparato para medidas electroquimicas.
ES91117022T Expired - Lifetime ES2131501T3 (es) 1986-07-23 1987-07-23 Procedimiento para medidas electroquimicas.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES91117022T Expired - Lifetime ES2131501T3 (es) 1986-07-23 1987-07-23 Procedimiento para medidas electroquimicas.

Country Status (6)

Country Link
EP (2) EP0470649B1 (es)
AT (2) ATE77697T1 (es)
DE (2) DE3752278T2 (es)
ES (2) ES2033854T3 (es)
GB (1) GB8618022D0 (es)
GR (1) GR3005757T3 (es)

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GR3005757T3 (es) 1993-06-07
ATE180892T1 (de) 1999-06-15
EP0470649B1 (en) 1999-06-02
DE3779967D1 (de) 1992-07-30
DE3752278T2 (de) 1999-12-30
ES2131501T3 (es) 1999-08-01
DE3779967T2 (de) 1993-01-14
EP0255291A1 (en) 1988-02-03
EP0470649A2 (en) 1992-02-12
GB8618022D0 (en) 1986-08-28
EP0470649A3 (en) 1993-08-04
EP0255291B1 (en) 1992-06-24
DE3752278D1 (de) 1999-07-08
ATE77697T1 (de) 1992-07-15

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