Keywords = QuEChERS
Monitoring of Polychlorinated biphenyls in Surface Water Using QuEChERS Extraction Method with Gas Chromatography-micro Electron Capture Detector

Volume 67, Issue 12, December 2024, Pages 77-83

10.21608/ejchem.2024.281955.9563

Dalia E. El-hefny; Ahmed Elghnam; Rania Mohamed Ahmed Helmy; Abdelbaset Elsaidy; sherif Hussein


Optimization of QuEChERS method for determination of 315 pesticides residues: prelude to risk assessment using LC-ESI-MS/MS

Volume 65, Issue 10, October 2022, Pages 487-493

10.21608/ejchem.2022.136195.6001

Mohamed N. Hassan; E. A. Abdel-Rahim; Mahmoud A. Mohamed; Hend A. Mahmoud; Hassan A. Abdel-Halim El-Gammal