REFERENCES
- Chee , K. K. , Wong , M. K. and Lee , H. K. 1996 . Determination of organochlorine pesticides in water by membranous solid-phase extraction, and in sediment by microwave-assisted solvent extraction with gas chromatography and electron-capture and mass spectrometric detection . J. Chromatogr. A , 736 : 211 – 218 .
- 1980 . Commission of the European Communities EEC Drinking Water Guidelines, 80/779/EEC, EEC No. L229/11–29, EEC . August 30th 1980 , Brussels.
- Greenberg , A. E. and Clesceri , L. S. 1992 . Standard Methods for the Examination of Waterand Wastewater , 17th ed. Edited by: Eaton , D. A. Washington, DC : APHA-AWWA-WEF .
- Vassilakis , Y. , Tsipi , D. and Scoullos , M. 1998 . Determination of a variety of chemical classes of pesticides in surface and ground waters by off-line solid-phase extraction, gas chromatography with electron-capture and nitrogen-phosphorus detection, and high-performance liquid chromatography with post-column derivatization and fluorescence detection . J. Chromatogr. A , 823 : 49 – 58 .
- Bernal , J. L. , del Nozal , M. J. , Jiménez , J. J. and Rivera , J. M. 1997 . Matrix effects in the determination of acaricides and fungicides in must by gas chromatography with electron-capture and nitrogen-phosphorus detection . J. Chromatogr. A , 778 : 111 – 117 .
- de la Colina , C. , Peña , A. , Mingorance , M. D. and Sánchez Rasero , F. 1996 . Influence of the solid-phase extraction process on calibration and performance parameters for the determination of pesticide residues in water by gas chromatography . J. Chromatogr. A , 733 : 275 – 281 .
- Jiménez , J. J. , Bernal , J. L. , del Nozal , Ma. J. and Rivera , J. Ma. 1997 . Determination of pesticide residues in waters from small loughs by solid-phase extraction and combined use of gas chromatography with electron-capture and nitrogen-phosphorus detection and high performance liquid chromatography with diode array detection . J. Chromatogr. A , 778 : 289 – 300 .
- Sabik , H. and Jeannot , R. 1998 . Determination of organonitrogen pesticides in large volumes of surface water by liquid-liquid and solid-phase extraction using gas chromatography with nitrogen-phosphorus detection and liquid chromatography with atmospheric pressure chemical ionization mass spectrometry . J. Chromatogr. A , 818 : 197 – 207 .
- Magdic , S. , Boyd-Boland , A. , Jinno , K. and Pawliszyn , J. B. 1996 . Analysis of organophosphorus insecticides from environmental samples using solid-phase microextraction . J. Chromatogr. A , 736 : 219 – 228 .
- Morello , M , Previale , L. and Quaglino , P. 1996 . Gas chromatographic system equipped with a mass detector and a selective nitrogen-phosphorous detector operating simultaneously in the analysis of pesticide residues . J. Chromatogr. A , 740 : 263 – 271 .
- Lee , M-R. , Lee , J-S. , Hsiang , W-S. and Chen , C-M. 1997 . Purge-and-trap gas chromatography-mass spectrometry in the analysis of volatile organochlorine compounds in water . J. Chromatogr. A , 775 : 267 – 274 .
- Espada , M. C.Pablos , Arrebola , F. J. , Garrido , A Frenich and Martínez Vidal , J. L. 1999 . Analysis of pesticides in water samples using GC-ECD and GC-MS/MS techniques . Int. J. Environ. Anal. Chem. , 75 : 165 – 179 .
- Martínez Vidal , J. L. , Espada , M. C.Pablos , Garrido , A Frenich and Arrebola , F. J. 2000 . Pesticide trace analysis using solid-phase extraction and gas chromatography with electron-capture and tandem mass spectrometric detection in water samples . J. Chromatogr. A , 867 : 235 – 245 .
- Biziuk , M. , Przyjazny , A. , Czerwinski , J. and Wiergowski , M. 1996 . Ocurrence and determination of pesticides in natural and treated waters . J. Chromatogr. A , 754 : 103 – 123 .
- Balinova , A. 1996 . Strategies for chromatographic analysis of pesticide residues in water . J. Chromatogr. A , 754 : 125 – 135 .
- Tolosa , I. , Readman , J. W. and Mee , L. D. 1996 . Comparison of the performance of solid-phase extraction techniques in recovering organophosphorus and organochlorine compounds from water . J. Chromatogr. A , 725 : 93 – 106 .
- Pihlström , T. , Hellström , A. and Axelsson , V. 1997 . Gas chromatographic analysis of pesticides with off-line solid phase extraction . Anal. Chim. Acta. , 356 : 155 – 163 .
- Gandras , J. , Bormann , G. and Wilken , R.-D. 1995 . N-/P-Pesticides in the czech and german part of the river Elbe – Analytical methods and trends of pollution . Fresenius J. Anal. Chem. , 353 : 70 – 74 .
- Greibrokk , T. 1995 . Applications of supercritical fluid extraction in multidimensional systems . J. Chromatogr. A , 703 : 523 – 536 .
- Ho , J. S. , Tang , P. H. and Budde , W. L. 1995 . Liquid-solid disk extraction followed by SFE and GC-Ion-Trap MS for the determination of trace organic pollutants in water . J. Chromatogr. Sci. , 33 : 1 – 8 .
- Albanis , T. A. , Hela , D. G. , Sakellarides , T,M and Konstantinou , I. K. 1998 . Monitoring of pesticide residues and their metabolites in surface and underground waters of Imathia (N. Greece) by means of solid-phase extraction disks and gas chromatography . J. Chromatogr. A , 823 : 59 – 71 .
- Aguilar , C. , Borrull , F and Marcé , R. M. 1997 . Determination of pesticides in environmental waters by solid-phase extraction and gas chromatography with electron-capture and mass spectrometry detection . J. Chromatogr. A , 771 : 221 – 231 .
- Quayle , W. C. , Jepson , Y. and Fowlis , I. A. 1997 . Simultaneous quantitation of sixteen organochlorine pesticides in drinking waters using automated solid-phase extraction, high-volume injection, high-resolution gas chromatography . J. Chromatogr. A , 773 : 271 – 276 .