E-LIB Suche - Ergebnisse für: EL SHEIKH, RAGAA

1

Validated spectrophotometric approach for the estimation of..:

Garoub, Mohannad M. ; Sheikh, Ragaa El ; Mohamed, Sara G....
Talanta Open. 9 (2024) - p. 100294 , 2024

2

Development of environmentally friendly catalyst Ag-ZnO@cel..:

Mousa, Heba ; Abd El-Hay, Soad S. ; El Sheikh, Ragaa...
International Journal of Biological Macromolecules. 258 (2024) - p. 128890 , 2024

Link: https://doi.org/10.1016/..

3

An eco-friendly HPLC method for concurrent determination of..:

El-Hay, Soad S. Abd ; Sheikh, Ragaa El ; Ali, Mohamed..
Talanta Open. 8 (2023) - p. 100233 , 2023

Link: https://doi.org/10.1016/..

4

Recovery of W(VI) from Wolframite Ore Using New Synthetic S..:

Elbshary, Rawan E. ; Gouda, Ayman A. ; El Sheikh, Ragaa...
International Journal of Molecular Sciences. 24 (2023) 8 - p. 7423 , 2023

Link: https://doi.org/10.3390/..

5

SPECTROPHOTOMETRIC METHODS FOR THE QUANTITATIVE DETERMINATI..:

AMIN, ALI H. ; EL SHEIKH, RAGAA ; ABDEL FATTAH, GHADA M....
International Journal of Applied Pharmaceutics. , 2022

Link: https://doi.org/10.22159..

6

Efficient Recovery of Rare Earth Elements and Zinc from Spe..:

Weshahy, Ahmed R. ; Gouda, Ayman A. ; Atia, Bahig M....
Nanomaterials. 12 (2022) 13 - p. 2305 , 2022

Link: https://doi.org/10.3390/..

7

Simultaneous estimation of pantoprazole and piroxicam by HP..:

Abd El-Hay, Soad S. ; El Sheikh, Ragaa ; Gouda, Ayman A...
Microchemical Journal. 176 (2022) - p. 107247 , 2022

Link: https://doi.org/10.1016/..

8

VALIDATED SPECTROPHOTOMETRIC METHODS BASED ON CHARGE TRANSF..:

AMIN, ALI H. ; EL SHEIKH, RAGAA ; YOUSSEF, AHMED O...
International Journal of Applied Pharmaceutics. , 2022

Link: https://doi.org/10.22159..

9

Selective Recovery of Cadmium, Cobalt, and Nickel from Spen..:

Weshahy, Ahmed R. ; Sakr, Ahmed K. ; Gouda, Ayman A....
International Journal of Molecular Sciences. 23 (2022) 15 - p. 8677 , 2022

Link: https://doi.org/10.3390/..

10

Simultaneous preconcentration and determination of zirconiu..:

El Sheikh, Ragaa ; El Sheikh, Enas M. ; Khalafalla, Mahmoud S....
International Journal of Environmental Analytical Chemistry. 103 (2021) 16 - p. 4225-4238 , 2021

Link: https://doi.org/10.1080/..

11

Ultrasound-assisted dispersive microsolid-phase extraction ..:

Gouda, Ayman A. ; El Sheikh, Ragaa ; Khedr, Abdalla M....
International Journal of Environmental Analytical Chemistry. 103 (2021) 16 - p. 4515-4529 , 2021

Link: https://doi.org/10.1080/..

12

DEVELOPMENT AND VALIDATION OF RAPID STABILITY-INDICATING HI..:

EL SHEIKH, RAGAA ; S HASSAN, WAFAA ; YOUSSEF, EMANH...
Asian Journal of Pharmaceutical and Clinical Research. , 2020

Link: https://doi.org/10.22159..

13

Eco-friendlyultrasound-assisted ionic liquid-based dispersi..:

El Sheikh, Ragaa ; Hassan, Wafaa S. ; Youssef, Amira M....
International Journal of Environmental Analytical Chemistry. 102 (2020) 4 - p. 899-910 , 2020

Link: https://doi.org/10.1080/..

14

Title DEVELOPMENT AND VALIDATION OF SPECTROPHOTOMETRIC METH..:

EL SHEIKH, RAGAA ; S HASSAN, WAFAA ; M EL-GABRY, MARWA...
Asian Journal of Pharmaceutical and Clinical Research. , 2020

Link: https://doi.org/10.22159..

15

Preconcentration and separation of Cd(II), Co(II), Cu(II), ..:

Gouda, Ayman A. ; El Sheikh, Ragaa ; Youssef, Ahmed O....
International Journal of Environmental Analytical Chemistry. 103 (2020) 2 - p. 364-377 , 2020

Link: https://doi.org/10.1080/..