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A flow injection system based on chalcogenide glass sensors for the determination of heavy metals. / Mortensen, John; Legin, Andrey; Ipatov, Andrey; Rudnitskaya, Alisa; Vlasov, Yuri; Hjuler, Klaus.

In: Analytica Chimica Acta, Vol. 403, No. 1-2, 03.01.2000, p. 273-277.

Research output: Contribution to journalArticlepeer-review

Harvard

Mortensen, J, Legin, A, Ipatov, A, Rudnitskaya, A, Vlasov, Y & Hjuler, K 2000, 'A flow injection system based on chalcogenide glass sensors for the determination of heavy metals', Analytica Chimica Acta, vol. 403, no. 1-2, pp. 273-277. https://doi.org/10.1016/S0003-2670(99)00544-9

APA

Mortensen, J., Legin, A., Ipatov, A., Rudnitskaya, A., Vlasov, Y., & Hjuler, K. (2000). A flow injection system based on chalcogenide glass sensors for the determination of heavy metals. Analytica Chimica Acta, 403(1-2), 273-277. https://doi.org/10.1016/S0003-2670(99)00544-9

Vancouver

Mortensen J, Legin A, Ipatov A, Rudnitskaya A, Vlasov Y, Hjuler K. A flow injection system based on chalcogenide glass sensors for the determination of heavy metals. Analytica Chimica Acta. 2000 Jan 3;403(1-2):273-277. https://doi.org/10.1016/S0003-2670(99)00544-9

Author

Mortensen, John ; Legin, Andrey ; Ipatov, Andrey ; Rudnitskaya, Alisa ; Vlasov, Yuri ; Hjuler, Klaus. / A flow injection system based on chalcogenide glass sensors for the determination of heavy metals. In: Analytica Chimica Acta. 2000 ; Vol. 403, No. 1-2. pp. 273-277.

BibTeX

@article{b7f69eb9370e4fefb0482a1ead6deaaf,
title = "A flow injection system based on chalcogenide glass sensors for the determination of heavy metals",
abstract = "A flow injection set-up for the determination of Pb(II), Cr(VI), Cu(II), Cd(II) using chalcogenide glass chemical sensors (electrodes) is presented. Seven electrodes are used to determine the four metals and also chloride ions and the signals are analysed using multivariate analysis method, including artificial neural networks. The background solution is 1 M nitric acid. It is divided in two lines where the first one is mixed with 1.2 M sodium acetate and the other one is 1 M nitric acid. The Hg(II), Cr(VI) and Ag(I) sensors are placed in the acid line while the Pb(II), Tl(I), Cd(II) and Cu(II) electrodes are placed in the buffered line. The detection limit for Pb(II) was about 3 μM and about 1 μM for the other metals. In our system chloride can be determined down to about 1 μM alone and 20 μM simultaneously with the other species. The average error for the determination of the metals in the range from the detection limit up to about 3 mM was 10-15% for Pb(II), Cr(VI), Cu(II) and Cd(II) and about 30% for Cl-. The parameters for the flow injection system were: flow rate 0.5 ml/min and sample volume 500 μl. The peak widths were 100-300 s allowing a theoretical measurement rate of 15 per hour. In practice, sampling rates of about 7-10 times per hour are realistic. The system is developed as a step forward to on-line measurements of exhaust gases from waste incineration plants.",
keywords = "Chalcogenide glass sensors, Flow injection, Gas emission control, Multisensor array",
author = "John Mortensen and Andrey Legin and Andrey Ipatov and Alisa Rudnitskaya and Yuri Vlasov and Klaus Hjuler",
year = "2000",
month = jan,
day = "3",
doi = "10.1016/S0003-2670(99)00544-9",
language = "English",
volume = "403",
pages = "273--277",
journal = "Analytica Chimica Acta",
issn = "0003-2670",
publisher = "Elsevier",
number = "1-2",

}

RIS

TY - JOUR

T1 - A flow injection system based on chalcogenide glass sensors for the determination of heavy metals

AU - Mortensen, John

AU - Legin, Andrey

AU - Ipatov, Andrey

AU - Rudnitskaya, Alisa

AU - Vlasov, Yuri

AU - Hjuler, Klaus

PY - 2000/1/3

Y1 - 2000/1/3

N2 - A flow injection set-up for the determination of Pb(II), Cr(VI), Cu(II), Cd(II) using chalcogenide glass chemical sensors (electrodes) is presented. Seven electrodes are used to determine the four metals and also chloride ions and the signals are analysed using multivariate analysis method, including artificial neural networks. The background solution is 1 M nitric acid. It is divided in two lines where the first one is mixed with 1.2 M sodium acetate and the other one is 1 M nitric acid. The Hg(II), Cr(VI) and Ag(I) sensors are placed in the acid line while the Pb(II), Tl(I), Cd(II) and Cu(II) electrodes are placed in the buffered line. The detection limit for Pb(II) was about 3 μM and about 1 μM for the other metals. In our system chloride can be determined down to about 1 μM alone and 20 μM simultaneously with the other species. The average error for the determination of the metals in the range from the detection limit up to about 3 mM was 10-15% for Pb(II), Cr(VI), Cu(II) and Cd(II) and about 30% for Cl-. The parameters for the flow injection system were: flow rate 0.5 ml/min and sample volume 500 μl. The peak widths were 100-300 s allowing a theoretical measurement rate of 15 per hour. In practice, sampling rates of about 7-10 times per hour are realistic. The system is developed as a step forward to on-line measurements of exhaust gases from waste incineration plants.

AB - A flow injection set-up for the determination of Pb(II), Cr(VI), Cu(II), Cd(II) using chalcogenide glass chemical sensors (electrodes) is presented. Seven electrodes are used to determine the four metals and also chloride ions and the signals are analysed using multivariate analysis method, including artificial neural networks. The background solution is 1 M nitric acid. It is divided in two lines where the first one is mixed with 1.2 M sodium acetate and the other one is 1 M nitric acid. The Hg(II), Cr(VI) and Ag(I) sensors are placed in the acid line while the Pb(II), Tl(I), Cd(II) and Cu(II) electrodes are placed in the buffered line. The detection limit for Pb(II) was about 3 μM and about 1 μM for the other metals. In our system chloride can be determined down to about 1 μM alone and 20 μM simultaneously with the other species. The average error for the determination of the metals in the range from the detection limit up to about 3 mM was 10-15% for Pb(II), Cr(VI), Cu(II) and Cd(II) and about 30% for Cl-. The parameters for the flow injection system were: flow rate 0.5 ml/min and sample volume 500 μl. The peak widths were 100-300 s allowing a theoretical measurement rate of 15 per hour. In practice, sampling rates of about 7-10 times per hour are realistic. The system is developed as a step forward to on-line measurements of exhaust gases from waste incineration plants.

KW - Chalcogenide glass sensors

KW - Flow injection

KW - Gas emission control

KW - Multisensor array

UR - http://www.scopus.com/inward/record.url?scp=0033991048&partnerID=8YFLogxK

U2 - 10.1016/S0003-2670(99)00544-9

DO - 10.1016/S0003-2670(99)00544-9

M3 - Article

AN - SCOPUS:0033991048

VL - 403

SP - 273

EP - 277

JO - Analytica Chimica Acta

JF - Analytica Chimica Acta

SN - 0003-2670

IS - 1-2

ER -

ID: 30516423