Potentiometric test strip
A potentiometric test strip has been developed. It consists of an indicator electrode and a reference electrode. Both electrodes are prepared on filter paper as a microfibre matrix, encapsulated by the use of heat-sealing film and separated by an insulating plastic film or held at a distance during...
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| Vydané v: | Sensors and actuators. B, Chemical Ročník 24; číslo 1; s. 279 - 281 |
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| Hlavní autori: | , , , , |
| Médium: | Journal Article Konferenčný príspevok.. |
| Jazyk: | English |
| Vydavateľské údaje: |
Lausanne
Elsevier B.V
01.03.1995
Amsterdam Elsevier New York, NY |
| Predmet: | |
| ISSN: | 0925-4005, 1873-3077 |
| On-line prístup: | Získať plný text |
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| Shrnutí: | A potentiometric test strip has been developed. It consists of an indicator electrode and a reference electrode. Both electrodes are prepared on filter paper as a microfibre matrix, encapsulated by the use of heat-sealing film and separated by an insulating plastic film or held at a distance during measurement. The reference electrode is a redox electrode. For the preparation of the ion-selective electrode a standard ion-selective PVC-matrix membrane cocktail is deposited in the microfibre matrix. Potassium- and sodium-sensitive test strips have been prepared and characterized. The electrochemical response of the potentiometric test strips is close to that of macro ion-sensitive electrodes using the same ion-selective membrane material. It should be possible to produce the test strips by mass-production technologies. So in future they may offer a new possibility for a more precise low-cost on-site determination of ions. |
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| ISSN: | 0925-4005 1873-3077 |
| DOI: | 10.1016/0925-4005(95)85060-0 |