TRNKOVÁ, Libuše, Vojtěch ADAM, Jaromír HUBÁLEK, Petr BABULA a René KIZEK. Amperometric sensor for detection of chloride ions. Sensors. Basel, Switzerland: MOLECULAR DIVERSITY PRESERVATION INT, 2008, roč. 8, č. 9, s. 5619-5636, 17 s. ISSN 1424-8220. |
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@article{791498, author = {Trnková, Libuše and Adam, Vojtěch and Hubálek, Jaromír and Babula, Petr and Kizek, René}, article_location = {Basel, Switzerland}, article_number = {9}, keywords = {chloride ions; silver; voltammetry; amperometry}, language = {eng}, issn = {1424-8220}, journal = {Sensors}, title = {Amperometric sensor for detection of chloride ions}, volume = {8}, year = {2008} }
TY - JOUR ID - 791498 AU - Trnková, Libuše - Adam, Vojtěch - Hubálek, Jaromír - Babula, Petr - Kizek, René PY - 2008 TI - Amperometric sensor for detection of chloride ions JF - Sensors VL - 8 IS - 9 SP - 5619-5636 EP - 5619-5636 PB - MOLECULAR DIVERSITY PRESERVATION INT SN - 14248220 KW - chloride ions KW - silver KW - voltammetry KW - amperometry N2 - Chloride ion sensing is important in many fields such as clinical diagnosis, environmental monitoring and industrial applications. We have measured chloride ions at a carbon paste electrode (CPE) and at a CPE modified with solid AgNO3, a solution of AgNO3 and/or solid silver particles. Detection limits (3 S/N) for chloride ions were 100 mu M, 100 mu M and 10 mu M for solid AgNO3, solution of AgNO3 and/or solid silver particles, respectively. The CPE modified with silver particles is the most sensitive to the presence chloride ions. After that we approached to the miniaturization of the whole electrochemical instrument. Measurements were carried out on miniaturized instrument consisting of a potentiostat with dimensions 35 x 166 x 125 mm, screen printed electrodes, a peristaltic pump and a PC with control software. Under the most suitable experimental conditions (Britton-Robinson buffer, pH 1.8 and working electrode potential 550 mV) we estimated the limit of detection (3 S/N) as 500 nM. ER -
TRNKOVÁ, Libuše, Vojtěch ADAM, Jaromír HUBÁLEK, Petr BABULA a René KIZEK. Amperometric sensor for detection of chloride ions. \textit{Sensors}. Basel, Switzerland: MOLECULAR DIVERSITY PRESERVATION INT, 2008, roč.~8, č.~9, s.~5619-5636, 17 s. ISSN~1424-8220.
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