Author = Ahmed El Sayed
| Number of Articles: 3 | ||
| 1 | Utilization of charge transfer complexation reaction for the spectrophotometric determination of acyclovir as antiviral drug in pharmaceutical formulations | |
| Volume 2023, Issue 4, January 2024, Page 55-65 | ||
| Ayman A Gouda; Ragaa elsheikh; Moataz S. Mahmoud; Ghada M. Abdel Fattah; Alyaa S. Ibrahim; Ahmed F Abdel Allem; Nessma M. Jumaa; Ahmed El Sayed | ||
| 2 | Assessment of Organochlorine pesticides and heavy metals in groundwater in Belbis region, El-Sharqia, Egypt | |
| Volume 2022, Issue 1, April 2022, Page 64-70 | ||
| Ayman A Gouda; Ragaa elsheikh; Mohammed Shaltout; Khairy A. Hamed | ||
| 3 | An environment-Friendly Cloud Point Extraction Method for preconcentration and determination of Lead and Cadmium in Water Samples | |
| Volume 2016, Issue 1, 2020, Page 1-10 | ||
| Ayman A Gouda; Ragaa elsheikh; Kamal El Nabawy; Mohammed Shaltout; Ragaa El Sheikh | ||
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