Sensosr électrochimique

Label-free electrochemical aptasensor for the detection of ...

Apr 15, 2009· The detection limits are one order of magnitude lower than that for the optical aptamer-based sensor array proposed by Ellington and co-workers and comparable to those reported in the literature for electrochemical aptasensors (which goes from μg mL −1 to μg mL −1) , , . Therefore, the decrease in the oxidation signals for adenine ...

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EP1872116A2 - Method using an electrochemical sensor and ...

The invention relates to a self-cleaning method for a working electrode of an electrochemical sensor, comprising a working electrode (23) of the micro-disc type, the counter electrode (40) thereto, a reference electrode (42) connected to a potentiostat, a generating electrode (30) made from diamond doped with boron and the counter electrode (48) thereto connected to a current source.

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CO-Sensor, electrochemical, Fiche technique

CO-Sensor, electrochemical Informations de commande Type Référence CO-Sensor, electrochemical 2071008 ... techniques détaillées Caractéristiques techniques Groupe d'accessoires Matériel Description Capteur CO, électrochimique, pour montage dans VISIC100SF, plage de mesure : 0 ... 300 ppm, complètement ajusté et étalonné, durée de ...

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Electrochemical sensors for hydrogen and hydrogen sulfide ...

Aug 01, 1994· The electronic circuity consists of the electrochemical sensor and a resistor connected across the output terminals to produce a voltage signal. The values of the resistors are as follows: 100 200 (1 for the hydrogen sensor and 3 8 kfl for the hydrogen suffide sensor. The output signal of the sensors was measured by using a commercial ...

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L’ALCOLAB

L’ALCOLAB est un éthylotest conçu pour le grand public et pour des entreprises où la sécurité est une question sensible. Il offre une grande précision et il est convivial afin que les utilisateurs puissent facilement administrer leurs propres tests d’alcoolémie en toute confiance.

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Sonde de conductivité : pour un large éventail d ...

Découvrez notre catalogue complet de sondes de conductivité à 2 ou 4 pôles, qui couvrent une large plage de conductivité et qui sont très précises, même à de faibles niveaux de conductivité. Nos sondes sont dotées d'un capteur de température intégré et de la technologie ISM (Intelligent Sensor Management), pour générer

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EP 2271920 A1 20110112 - CONTROL CIRCUIT FOR AN ...

330915499 - EP 2271920 A1 20110112 - CONTROL CIRCUIT FOR AN ELECTROCHEMICAL GAS SENSOR AND METHOD FOR ADJUSTING AN ELECTROCHEMICAL GAS SENSOR - [origin: WO2009130266A1] The invention relates to an electrochemical gas sensor for a motor vehicle. Said gas sensor comprises a digital controller (2) and a detection circuit (14). Said digital controller captures, …

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Type 8232 - Chlorine sensor

The 8232 from Bürkert is an electrochemical sensor designed for the measurement of the free and total chlorine concentration generated from inorganic sources (chlorine gas, sodium hypochlorite solution,...). Type 8232 is available in four variants: • The “Trace” chlorine sensor (zero-chlorine) equipped with three electrodes is suitable for the measuring of free chlorine at very low ...

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Détecteur De Monoxyde De Carbone Utilise Un Capteur ...

Détecteur De Monoxyde De Carbone Utilise Un Capteur Électrochimique Pour Détecter Les Risques D'incendie Et Les Sons 85 Db Alarme , Find Complete Details about Détecteur De Monoxyde De Carbone Utilise Un Capteur Électrochimique Pour Détecter Les Risques D'incendie Et Les Sons 85 Db Alarme,Alarme De Monoxyde De Carbone,Détecteur De Monoxyde De Carbone,Capteur De …

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Type 8232 - Chlorine sensor - Burkert

The 8232 from Bürkert is an electrochemical sensor designed for the measurement of the free and total chlorine concentration generated from inorganic sources (chlorine gas, sodium hypochlorite solution,...). Type 8232 is available in four variants: • The “Trace” chlorine sensor (zero-chlorine) equipped with three electrodes is suitable for the measuring of free chlorine at very low ...

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EP0152541B1 - Tête de dosage électrochimique à électrodes ...

EP0152541B1 EP19840113331 EP84113331A EP0152541B1 EP 0152541 B1 EP0152541 B1 EP 0152541B1 EP 19840113331 EP19840113331 EP 19840113331 EP 84113331 A EP84113331 A EP 84113331A EP 0152541 B1 EP0152541 B1 EP 0152541B1 Authority EP European Patent Office Prior art keywords platinum electrode silver porous insulating Prior art date 1983-11-08 Legal status (The legal …

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WO2011034917A2 - Système et procédé de biocapteur ...

Selon l'invention, à l'aide d'un facteur issu de la décroissance du potentiel, une correction de la variation initiale dans l'épaisseur d'une couche polymère et des changements dans l'épaisseur de revêtement qui se produisent après l'implantation d'un biocapteur est effectuée, ladite correction fournissant une augmentation sensible de la précision et de la durée de vie de capteurs ...

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EP 2271920 B1 20140611 - CONTROL CIRCUIT FOR AN ...

417720370 - EP 2271920 B1 20140611 - CONTROL CIRCUIT FOR AN ELECTROCHEMICAL GAS SENSOR AND METHOD FOR ADJUSTING AN ELECTROCHEMICAL GAS SENSOR - [origin: WO2009130266A1] The invention relates to an electrochemical gas sensor for a motor vehicle. Said gas sensor comprises a digital controller (2) and a detection circuit (14). Said digital controller captures, …

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Type 8232 - Chlorine sensor

The 8232 from Bürkert is an electrochemical sensor for measuring the free or total chlorine content of an inorganic source (chlorine gas, sodium hypochlorite solution, ...). Four variants of Type 8232 are available: • the “Trace” chlorine sensor (zero chlorine) equipped with three electrodes is suitable for measuring very low concentrations of free chlorine.

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Method for the heatingcontrol of an electrochemical sensor ...

1. Method for controlling the heating of an electrochemical sensor (10) for the analysis of exhaust gases from a combustion engine of a vehicle, which is in particular of the type comprising at least one measurement cell comprising two electrodes (14, 16) and an electrolyte, and which is associated with a heating element (18) comprising: - at least a first mode (M1) of heating the sensor (10 ...

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