Simultaneous high‐performance liquid chromatographic determination of nitrate, nitrite, and organic pesticides in soil solution using a multidimensional column with ultraviolet detection

References

• Alawi , M.A. 1982 . Determination of nitrate and nitrite in water with HPLC and amperometric detection . Fresenius' Z. Anal. Chem. , 313 : 239 – 241 .
   Google Scholar
• Brenner , H. 1962 . The diffusions model of longitudinal mixing in beds of finite length. numerical values . Chem. Eng. Sci. , 17 : 229 – 243 .
   Web of Science ®Google Scholar
• Cawse , P.A. 1967 . The determination of nitrate in soil solutions by ultraviolet spectrophotometry . Analyst , 92 : 311 – 315 .
   Web of Science ®Google Scholar
• Cochrane , R.A. and Hillman , D.E. 1982 . Analysis of anions by ion chromatography using ultraviolet detection . J. Chromatogr. , 241 : 392 – 394 .
   Web of Science ®Google Scholar
• Clear , A.J. and Roth , M. 1961 . “ Nitrogen ” . In Treatise on Analytical Chemistry, Part II. Analytical Chemistry of the Elements , New York : Interscience .
   Google Scholar
• Gerritse , R. G. 1979 . Rapid simultaneous determination of nitrate and nitrite by high‐performance liquid chromatography using ultraviolet detection . J. Chromatogr. , 171 : 527 – 529 .
   Web of Science ®Google Scholar
• 1989 . Installation Instructions and Troubleshooting Guide for the Omnipak Pax‐500 Separator Column , Sunnyvale, CA : Dionex Corporation .
   Google Scholar
• Jackson , P.E. , Haddad , P.R. and Dilli , S. 1984 . Determination of nitrate and nitrite in cured meats using high‐performance liquid chromatography . J. Chromatogr. , 295 : 471 – 478 .
   Web of Science ®Google Scholar
• Jinno , K. , Ozaki , N. and Sato , T. 1983 . Elution characteristics of some solutes used to measure the column void time on reversed‐phase stationary phases in micro‐HPLC . Chromatographia , 17 : 341 – 344 .
   Web of Science ®Google Scholar
• Kamiura , T. and Tanaka , M. 1979 . Anal Chim. Acta , 110 : 117
   Web of Science ®Google Scholar
• Keeney , D.R. and Nelson , D.W. 1982 . “ Nitrogen‐inorganic forms ” . In Methods of Soil Analysis, Part 2: Chemical and Microbiological Properties , Agronomy Series Edited by: Page , A.L. , Miller , R.H. and Keeney , D.R. Madison, WI
   Google Scholar
• Koch , W.F. 1979 . Complication in the determination of nitrite by ion chromatography . Anal. Chem. , 47 : 1571 – 1573 .
   Google Scholar
• Krstulovic , A.M. , Colin , H. and Guiochon , G. 1982 . Comparison of method used for the determination of void volume in reversed‐ phase liquid chromatography . Anal. Chem. , 54 : 2438 – 2443 .
   Web of Science ®Google Scholar
• Nkedi‐Kizza , P. , Biggar , J. W. , van Genuchten , M. Th. , Wierenga , P. J. , Selim , H. M. , Davidson , J. M. and Nielsen , D. R. 1984 . On the equivalence of two conceptual models for describing ion exchange during transport through an aggregated oxisol . Water Resour. Res. , 20 : 1123 – 1130 .
   Web of Science ®Google Scholar
• Nkedi‐Kizza , P. , Brusseau , M. L. , Rao , P. S. C. and Hornsby , A. 1989 . Nonequilibrium sorption during displacement of hydrophobic organic chemicals and 45Ca through soil columns with aqueous and mixed solvents . Environ. Sci. Technol. , 23 : 814 – 820 .
   Web of Science ®Google Scholar
• Noda , H. , Minemoto , M. , Asahara , T. , Noda , A. and Iguchi , S. 1982 . High‐performance liquid Chromatographic determination of nitrite in environmental samples by the use of hydralazine . J. Chromatogr. , 235 : 187 – 195 .
   Web of Science ®Google Scholar
• Skelly , N. E. 1982 . Separation of inorganic and organic anion on reversed‐phase liquid chromatography columns . Anal. Chem. , 54 : 712 – 715 .
   Web of Science ®Google Scholar
• Small , H. , Stevens , T.S. and Bauman , W.C. 1975 . Novel ion exchange Chromatographic method using conductimetric detection . Anal Chem. , 47 : 1801
   Web of Science ®Google Scholar
• Tan , Y.L. 1977 . Microdetermination of nitrate by gas chromatography‐mass spectrometry technique with multiple ion detector . J. Chromatogr. , 140 : 41 – 46 .
   Google Scholar
• Tesch , J.W. , Rehg , W.R. and Sievers , R.E. 1976 . Microdetermination of nitrates and nitrites in saliva, blood, water, and suspended particulates in air by gas chromatography . J. Chromatogr. , 126 : 743 – 755 .
   PubMed Web of Science ®Google Scholar
• U.S. Environmental Protection Agency . 1982 . Operations and Maintenance Manual for Precipitation Chemistry Measurement Systems and Quality Assurance Handbook for Precipitation Chemistry Measurement Systems EPA 600/‐4–82–042 a + b
   Google Scholar
• Weiss , K.G. and Boltz , D.E . 1971 . The ultraviolet sepctrophotometric determination of nitrite by the antipyrine method . Anal Chim Acta , 55 : 77 – 82 .
   Google Scholar
• Wetters , J.H. and Uglum , K.H. 1970 . Direct spectrophotometric simultaneous determination of nitrite and nitrate in the ultraviolet . Anal. Chem. , 42 : 335 – 340 .
   Web of Science ®Google Scholar
• Worthing , C. R. 1983 . The Pesticide Manual , 7th edition , Lavenham Suffolk : Lavenham Press Limited .
   Google Scholar