Rapid capillary electrophoretic method for trace chromium speciation using a zwitterionic isoelectric polymer coated capillary and photodiode array detection

Analytical Letters

Volumn 37, Issue 13, 2004, Pages 2771-2787

  King, Marion ^a   Macka, Mirek ^b   Paull, Brett ^a  

^a DUBLIN CITY UNIVERSITY   (Ireland)

^b UNIVERSITY OF TASMANIA   (Australia)

Author keywords

Capillary electrophoresis; Chromium speciation; PDCA

Indexed keywords

AMPHOLYTE; ANION; BUFFER; CATION; CHROMIC ACID; CHROMIUM; CHROMIUM DERIVATIVE; CHROMIUM PYRIDINECARBOXYLATE; ELECTROLYTE; POLYMER; RIVER WATER; UNCLASSIFIED DRUG;

ARTICLE; CAPILLARY ELECTROPHORESIS; COMPLEX FORMATION; CONCENTRATION (PARAMETERS); SEPARATION TECHNIQUE; SPECTRAL SENSITIVITY; SPECTROSCOPY; TRANSPORT KINETICS; WATER ANALYSIS; WATER SAMPLING;

EID: 7544248534     PISSN: 00032719     EISSN: None     Source Type: Journal    
DOI: 10.1081/AL-200032011     Document Type: Article

References (15)

1. Paquet, P.M.; Gravel, J.F.; Norbert, P.; Boudreau, D. Speciation of chromium by ion chromatography and laser-enhanced ionisation: optimisation of the excitation-ionisation scheme. Spectrochim. Acta B. 1998, 53, 1907-1917.
2. Gammelgaard, B.; Liao, Y.; Jons, O. Improvement on simultaneous determination of chromium species in aqueous solution by ion chromatography and chemiluminescence detection. Anal. Chim. Acta. 1997, 354, 107-113.
3. Pantsar-Kallio, M.; Manninen, P.K.G. Speciation of chromium in aquatic samples by coupled column ion chromatography-inductively coupled plasma-mass spectrometry. Anal. Chim. Acta. 1996, 318, 335-343.
4. Beere, H.G.; Jones, P. Investigation of chromium(III) and chromium(VI) speciation in water by ion chromatography with chemiluminescence detection. Anal. Chim. Acta. 1994, 293, 237-243.
5. Timerbaev, A.R.; Semenova, O.P.; Buchberger, W.; Bonn, G.K. Speciation studies by capillary electrophoresis - Simultaneous determination of chromium(III) and chromium(VI). Fres. J. Anal. Chem. 1996, 354, 414-419.
6. Jung, G.Y.; Kim, Y.S.; Lim, H.B. Simultaneous determination of chromium(III) and chromium(VI) in aqueous solution by capillary electrophoresis with on-column UV-Vis detection. Anal. Sci. 1997, 13, 463-467.
7. Himeno, S.; Nakashima, Y.; Sano, K. Simultaneous determination of chromium(VI) and chromium(III) by capillary electrophoresis. Anal. Sci. 1998, 14, 369-373.
8. Gine, M.F.; Gervasio, A.P.G.; Lavorante, A.F.; Miranda, C.E.S.; Carrilho, E. Interfacing flow injection with capillary electrophoresis and inductively coupled plasma mass spectrometry for chromium speciation in water samples. J. Anal. Atom. Spec. 2002, 17, 736-738.
9. Baraj, B.; Martinez, M.; Sastre, A.; Aguilar, M. Simultaneous determination of Cr(III), Fe(III), Cu(II) and Pb(II) as UV-absorbing EDTA complexes by capillary zone electrophoresis. J. Chromatogr. A. 1995, 695, 103-111.
10. Pozniakova, S.; Padaauskas, A. Speciation of metals in different oxidation states by capillary electrophoresis using pre-capillary complexation with complexones. Analyst. 1998, 123, 1497-1500.
11. Chen, Z.; Naidu, R.; Subramanian, A. Separation of chromium(III) and chromium (VI) by capillary electrophoresis using 2,6-pyridinedicarboxylic acid as a pre-column complexation agent. J. Chromatogr. A. 2001, 927, 219-227.
12. Yang, W.P.; Zhang, Z.J.; Deng, W. Simultaneous, sensitive and selective online chemiluminescence determination of Cr(III) and Cr(VI) by capillary electrophoresis. Anal. Chim. Acta. 2003, 485, 169-177.
13. Song, Q.J.; Greenway, G.M.; McCreedy, T. Interfacing microchip capillary electrophoresis with inductively coupled plasma mass spectrometry for chromium speciation. J. Anal. Atom. Spect. 2003, 18, 1-3.
14. Macka, M.; Johns, C.; Grosse, A.; Haddad, P.R. New isoelectric buffers for capillary electrophoresis: N-carboxymethylated polyethyleneimine as macromolecular isoelectric buffer. Analyst. 2001, 126, 421-424.
15. King, M.; Paull, B.; Haddad, P.R.; Macka, M. Performance of a simple UV LED light source in the capillary electrophoresis of inorganic anions using a chromate background electrolyte. Analyst. 2002, 127, 1564-1568.