Spectrophotometric studies on the simultaneous determination of cadmium and mercury with 4-(2-pyridylazo)-resorcinol EY Hashem Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 58 (7 …, 2002 | 70 | 2002 |
Complexation equilibria and spectrophotometric determination of iron (III) with 1-amino-4-hydroxyanthraquinone MS Abu-Bakr, H Sedaira, EY Hashem Talanta 41 (10), 1669-1674, 1994 | 34 | 1994 |
Solution equilibria and stability of the complexes of pyridinecarboxylic acids: complexation reaction of mercury (II) with 2-hydroxynicotinic acid KA Idriss, MS Saleh, H Sedaira, MM Seleim, EY Hashem Monatshefte für Chemie/Chemical Monthly 122 (6), 507-520, 1991 | 34 | 1991 |
Oxidation and complexation-based spectrophotometric methods for sensitive determination of tartrazine E102 in some commercial food samples MMS Saleh, EY Hashem, NOA Al-Salahi Computational Chemistry 4 (02), 51, 2016 | 33 | 2016 |
Environmental method for spectrophotometric determination of copper (II) EY Hashem, MM Seleim, AM El-Zohry Green chemistry letters and reviews 4 (3), 241-248, 2011 | 29 | 2011 |
Interaction of nickel with 4-(2′-benzothiazolylazo) salicylic acid (BTAS) and simultaneous first-derivative spectrophotometric determination of nickel (II) and iron (III) EY Hashem, MS Abu-Bakr, SM Hussain Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 59 (4 …, 2003 | 29 | 2003 |
Acid dissociation and solution equilibria of some pyridinecarboxylic acids MS Saleh, KA Idriss, MS Abu-Bakr, EY Hashem Analyst 117 (6), 1003-1007, 1992 | 28 | 1992 |
Advanced spectrophotometric analysis of sunset yellow dye E110 in commercial food samples EY Hashem, MS Saleh, NOA Al-Salahi, AK Youssef Food Analytical Methods 10, 865-875, 2017 | 27 | 2017 |
Spectrophotometric determination of copper (II) in pharmaceutical, biological and water samples by 4-(2′-benzothiazolylazo)-salicylic acid EY Hashem, MM Seleim, AM El-Zohry Journal of Applied Spectroscopy 78, 586-593, 2011 | 23 | 2011 |
The visible absorbance maximum of 2-hydroxy-1, 4-naphthoquinone as a novel probe for the hydrogen bond donor abilities of solvents and solvent mixtures KA Idriss, H Sedaira, EY Hashem, MS Saleh, SA Soliman Monatshefte fur Chemie 127, 29-42, 1996 | 20 | 1996 |
Simultaneous determination of aluminum (III) and iron (III) by first-derivative spectrophotometry in alloys MM Seleim, MS Abu-Bakr, EY Hashem, AM El-Zohry Journal of Applied Spectroscopy 76, 554-563, 2009 | 18 | 2009 |
Spectrophotometric methods for determination of dopamine hydrochloride in bulk and in injectable forms NOA Al-Salahi, EY Hashem, DA Abdel-Kader Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 278, 121278, 2022 | 17 | 2022 |
Spectrophotometric determination of norepinephrine with sodium iodate and determination of its acidity constants EY Hashem, AK Youssef Journal of Applied Spectroscopy 80, 258-264, 2013 | 16 | 2013 |
Environmental method to determine dopamine and ascorbic acid simultaneously via derivative spectrophotometry AM El-Zohry, EY Hashem Journal of Spectroscopy 2013 (1), 260376, 2013 | 16 | 2013 |
A novel Spectrophotometric method for determination of gabapentin in pharmaceutical formulations using 2, 5-dihydroxybenzaldehyde MS Saleh, AK Youssef, EY Hashem, DA Abdel-Kader Computational Chemistry 2 (02), 22, 2014 | 15 | 2014 |
Direct spectrophotometric determination of aluminium oxide in Portland cement and cement clinker. An insight into the solution equilibria and analytical aspects of the … KA Idriss, EY Hashem, MS Abdel-Aziz, HM Ahmed Analyst 125 (1), 221-225, 2000 | 15 | 2000 |
Spectrophotometric determination of Metronidazole antibacterial drug via oxidation with alkaline potassium permanganate DA Abdel-Kader, EY Hashem Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 259, 119858, 2021 | 14 | 2021 |
Studies on the mixed-ligand complexes of copper (II) with gallic acid and pyridine carboxylic acids and their benzologues MS Abu-Bakr, HM Rageh, EY Hashem, MH Moustafa Monatshefte für Chemie/Chemical Monthly 125 (11), 1197-1205, 1994 | 13 | 1994 |
SPECTROPHOTOMETRIC STUDY OF THE COMPLEXATION EQUILIBRIA BETWEEN COPPER (II) AND 2-HYDROXYNICOTINIC, 2-MERCAPTONICOTINIC AND HYDROXYPICOLINIC ACIDS KA Idriss, MS Saleh, HA Azab, EY Hashem BULLETIN OF THE POLISH ACADEMY OF SCIENCES-CHEMISTRY 43 (1), 67-78, 1995 | 10 | 1995 |
Solution equilibria of pyridinecarboxylic acids: complexation reaction of 2-mercaptonicotinic acid-copper (II) complex with thiosalicylic acid KA Idriss, MS Saleh, MM Seleim, EY Hashem Journal of solution chemistry 22, 469-481, 1993 | 10 | 1993 |