Zobrazeno 1 - 10
of 77
pro vyhledávání: '"Concepción Sánchez-Pedreño"'
Publikováno v:
Sensors and Actuators B: Chemical. 122:369-374
A flow-injection pulse amperometric method for determining imipramine, based on ion transfer across a plasticized poly(vinyl chloride) (PVC) membrane, was developed. A four-electrode potentiostat with ohmic drop compensation was used, while a flow-th
Publikováno v:
Sensors (Basel, Switzerland)
Sensors, Vol 7, Iss 3, Pp 400-409 (2007)
Sensors; Volume 7; Issue 3; Pages: 400-409
Sensors, Vol 7, Iss 3, Pp 400-409 (2007)
Sensors; Volume 7; Issue 3; Pages: 400-409
The construction and electrochemical response characteristics of a poly(vinylchloride) (PVC) membrane selective electrode for the determination of tiapride (TPD) are described. The sensing membrane comprised an ion-pair formed between the protonated
Publikováno v:
Sensors and Actuators B: Chemical. 119:282-287
Several plasticized poly(vinyl chloride) (PVC) membranes of different compositions were tested for use in the construction of an ion-selective electrode for the determination of some multidrug resistance reversers. A membrane with a 1:2 (w/w) 2-nitro
Autor:
M. Isabel Albero, Francisco Martínez, Concepción Sánchez-Pedreño, M. Soledad García, Rosario Expósito, Joaquín A. Ortuño
Publikováno v:
Sensors and Actuators B: Chemical. 115:584-588
The transient signals obtained with an anion flow-through bulk optode based on a lipophilized pH indicator dissolved in a plasticized poly(vinyl)chloride membrane and entrapped in a cellulose support in response to different concentrations of NO 3
Publikováno v:
Analytica Chimica Acta. 554:172-176
A flow-injection pulse amperometric method for determining verapamil, based on ion transfer across a plasticized poly(vinyl chloride) (PVC) membrane, was developed. A four-electrode potentiostat with ohmic drop compensation was used, while a flow-thr
Autor:
Rosario Expósito, Concepción Sánchez-Pedreño, Maria Isabel Albero, Joaquín A. Ortuño, Arturo Espinosa
Publikováno v:
Analytica Chimica Acta. 525:231-237
A tris(2-aminoethyl)amino triamide derivative anion receptor has been tested as electroactive material for the development of anion-selective electrodes. The receptor was incorporated in plasticized poly(vinyl chloride) membranes of different composi
Publikováno v:
Electroanalysis. 16:827-831
An amperometric detector for hydrophobic ions based on a plasticized poly(vinyl) chloride (PVC) membrane incorporated in a flow-injection system was developed. A four-electrode potentiostat with ohmic drop compensation was used, while a flow-through
Autor:
Rosario Expósito, Soledad García, Concepción Sánchez-Pedreño, Isabel Albero, Joaquín A. Ortuño
Publikováno v:
Microchimica Acta. 143:59-63
A flow-through spectrophotometric bulk optode for the flow-injection determination of perchlorate is described. As active constituents, the optode incorporates the lipophilic pH indicator 5-octadecanoyloxy-2-(4-nitrophenylazo) phenol and methyltridod
Publikováno v:
Journal of Pharmaceutical and Biomedical Analysis. 29:779-786
A method based on flow injection (FI), was applied for the determination of Zn (II) using a flow-through bulk optode membrane that incorporates 1-(2-pyridylazo)-2-naphthol in a plasticized poly (vinyl chloride) membrane entrapped in a cellulose suppo
Publikováno v:
Analytica Chimica Acta. 459:11-17
A method to carry out chronocoulometric measurements with solvent polymeric membrane ion sensors in flow-injection systems has been developed. For this, a double potential step was synchronised to the passage of the sample plug through the detector c