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Haddad, P.R. 1997. Liquid chromatography potentiometric detection of
carboxylic acids with a tungsten electrode. Anal. Chim. Acta, 338:41-49.
Chen, Z.L., Hibbert, D.B. 1997. Simultaneous amperometric and potentiometric
detection of sugars, polyols and carboxylic acids in flow systems using
metallic copper wire electrode. J. Chromatogr. A, 766:27-33.
Chen, Z.L., Landman, P., Colmer, T., Adams, M.A. 1998. Simultaneous analysis
of organic acids and amino acids in plant leave extracts as their
tert-butyldimethlysisl derivatives by Capillary Chromatography. Anal.
Biochem., 259: 203-211.
Chen, Z.L., Adams, M.A. 1998. Ion-exclusion chromatography of organic acids
using aromatic carboxylic acid eluent with conductivity detection . J. Liq.
Chrom. Rel. Technol. 21:2435-2445.
Chen, Z.L., Adams, M.A. 1999. 2,6-pyridinedicarboxylic acid as an eluent for
UV and conductivity detection of inorganic anions, magnesium and calcium in
natural water by ion chromatography. Chromatogrphia, 49:496-502.
Chen, Z.L., Pourabedi, Z., Hibbert, D.D. 1999. Stripping voltammetry of
Pb2+, Cu2+ and Hg2+ using a glassy carbon electrode modified with Nafion /diethyldithiocarbamic
acid. Electroanal., 11:964-968.
Chen, Z.L., Warren, C.R., Adams, M.A. 2000. Capillary gel electrophoresis
separation of SDS-rubisco complexes in plant leave extract using polymer
buffer solution. Anal. Lett., 33:579-587.
Chen, Z.L., Naidu, R., Subramanian, A. 2001. Capillary electrophoresis
separation of chromium (III) and chromium (VI) in soil samples by per-compexation
using 2,6-pyridinedicarboxylic acid. J. Chromatogr.A, 927:219-227.
Chen, Z.L., Megharaj, M., Naidu, R. 2002. Comparison of different sorbents
for on-line solid phase extraction of polycyclic aromatic hydrocarbons with
liquid chromatography/UVdetection. Chromatograhia, 56:105-108.
Chen, Z.L., Owen, G., Naidu, R. 2003. Enchanced selectivity and sensitivity
for inorganic anions using ion-paring reagent and sample stacking
preconcentration by capillary zone electrophoresis with direct UV detection.
Anal. Bionanal.Chem. 375:182-187.