Prof. Mohamed I. Walash
Prof. Mohamed I. Walash
Prof. of Pharmaceutical Analytical Chemistry, Mansoura University
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Estimation of the ionization pKa of pharmaceutical substances using the computer program Sparc
SH Hilal, Y El-Shabrawy, LA Carreira, SW Karickhoff, SS Toubar, M Rizk
Talanta 43 (4), 607-619, 1996
Simultaneous determination of sitagliptin and metformin in pharmaceutical preparations by capillary zone electrophoresis and its application to human plasma analysis
M Salim, N El-Enany, F Belal, M Walash, G Patonay
Analytical chemistry insights 7, ACI. S9940, 2012
Micellar liquid chromatography from green analysis perspective
RN El-Shaheny, MH El-Maghrabey, FF Belal
Open Chemistry 13 (1), 2015
Synchronous fluorescence spectrofluorimetric method for the simultaneous determination of metoprolol and felodipine in combined pharmaceutical preparation
MI Walash, FF Belal, NM El-Enany, MH El-Maghrabey
Chemistry Central Journal 5 (1), 1-9, 2011
Second-derivative synchronous fluorometric method for the simultaneous determination of cinnarizine and domperidone in pharmaceutical preparations. Application to biological fluids
MI Walash, F Belal, N El-Enany, AA Abdelal
Journal of fluorescence 18 (1), 61-74, 2008
Capillary electrophoretic determination of antimigraine formulations containing caffeine, ergotamine, paracetamol and domperidone or metoclopramide
MA Sultan, HM Maher, NZ Alzoman, MM Alshehri, MS Rizk, MS Elshahed, ...
Journal of chromatographic science 51 (6), 502-510, 2013
Spectrophotometric determination of nizatidine and ranitidine through charge transfer complex formation
M Walash, MSEI Din, MES Metwalli, M RedaShabana
Archives of pharmacal research 27 (7), 720-726, 2004
Application of the Stern–Volmer equation for studying the spectrofluorimetric quenching reaction of eosin with clindamycin hydrochloride in its pure form and pharmaceutical …
MEK Wahba, N El-Enany, F Belal
Analytical methods 7 (24), 10445-10451, 2015
Spectrophotometric determination of four macrolide antibiotics in pharmaceutical formulations and biological fluids via binary complex formation with eosin and spectrophotometry
MI Walash, MS Rizk, MI Eid, ME Fathy
Journal of AOAC International 90 (6), 1579-1587, 2007
Simultaneous determination of sulpiride and its alkaline degradation product by second derivative synchronous fluorescence spectroscopy
A Abdelal, N El-Enany, F Belal
Talanta 80 (2), 880-888, 2009
Simultaneous determination of aliskiren hemifumarate, amlodipine besylate, and hydrochlorothiazide in their triple mixture dosage form by capillary zone electrophoresis
MM Salim, WM Ebeid, N El‐Enany, F Belal, M Walash, G Patonay
Journal of separation science 37 (9-10), 1206-1213, 2014
Colorimetric determination of two nonsteroidal anti-inflammatory drugs using p-dimethylaminocinnamaldehyde
ZA El Sherif, MI Walash, MF El-Tarras, AO Osman
Analytical letters 30 (10), 1881-1896, 1997
Determination of 1, 4-benzodiazepines in drug dosage forms by difference spectrophotometry
A El-Brashy, FA Aly, F Belal
Microchimica Acta 110 (1), 55-60, 1993
Development and validation of a repharsed phase-HPLC method for simultaneous determination of rosiglitazone and glimepiride in combined dosage forms and human plasma
NM El-Enany, AA Abdelal, FF Belal, YI Itoh, MN Nakamura
Chemistry central journal 6 (1), 1-10, 2012
Validated spectrofluorimetric method for the determination of lamotrigine in tablets and human plasma through derivatization with o-phthalaldehyde
NM El-Enany, DT El-Sherbiny, AA Abdelal, FF Belal
Journal of fluorescence 20 (2), 463-472, 2010
Advances in capillary electrophoresis-based enzyme assays
GKE Scriba, F Belal
Chromatographia 78 (15), 947-970, 2015
Microemulsion liquid chromatographic determination of nicardipine hydrochloride in pharmaceutical preparations and biological fluids. Application to stability studies
MI Walash, F Belal, N El‐Enany, A Abdelal
Journal of liquid chromatography & related technologies 30 (8), 1015-1034, 2007
Fluorimetric determination of gentamicin in dosage forms and biological fluids through derivatization with 4-chloro-7-nitrobenzo-2-oxa-1, 3-diazole (NBD-Cl)
AA Al-Majed, F Belal, MA Abounassif, NY Khalil
Microchimica Acta 141 (1), 1-6, 2003
The alternating current polarographic behavior and determination of lansoprazole and omeprazole in dosage forms and biological fluids
N El-Enany, F Belal, M Rizk
Journal of biochemical and biophysical methods 70 (6), 889-896, 2008
Spectrophotometric determination of fenoterol hydrobromide in pure form and dosage forms
Y El-Shabrawy, F Belal, MS El-Din, S Shalan
Il Fármaco 58 (10), 1033-1038, 2003
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