Hassan, Nagiba Y.: search on Z-Library

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1

Chemometrics Tools in Detection and Quantitation of the Main Impurities Present in Aspirin/Dipyridamole Extended-Release Capsules

El-Ragehy, Nariman A., Yehia, Ali M., Hassan, Nagiba Y., Tantawy, Mahmoud A., Abdelkawy, Mohamed

Journal:

Journal of AOAC International

Year:

2016

Language:

english

File:

PDF, 1.96 MB

english, 2016

2

Validated Chromatographic Methods for Simultaneous Determination of Calcipotriol Monohydrate and Betamethasone Dipropionate in the Presence of Two Dosage Form Additives

Merey, Hanan A, El-Mosallamy, Sally S, Hassan, Nagiba Y, El-Zeany, Badr A

Journal:

Journal of Chromatographic Science

Year:

2019

Language:

english

File:

PDF, 328 KB

english, 2019

3

Simultaneous Determination of Aspirin, Dipyridamole and Two of Their Related Impurities in Capsules by Validated TLC-Densitometric and HPLC Methods

El-Ragehy, Nariman A., Hassan, Nagiba Y., Tantawy, Mahmoud A., Abdelkawy, Mohamed

Journal:

Journal of Chromatographic Science

Year:

2016

Language:

english

File:

PDF, 427 KB

english, 2016

4

Validated stability-indicating methods for determination of cilostazol in the presence of its degradation products according to the ICH guidelines

Ahmad S. Fayed, Mostafa A. Shehata, Ahmed Ashour, Nagiba Y. Hassan, Soheir A. Weshahy

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2007

Language:

english

File:

PDF, 650 KB

english, 2007

5

Fluorimetric Determination of Some Sulfur Containing Compounds Through Complex Formation with Terbium (Tb+3) and Uranium (U+3)

Elham Anwer Taha, Nagiba Yehya Hassan, Fahima Abdel Aal, Laila El-Sayed Abdel Fattah

Journal:

Journal of Fluorescence

Year:

2007

Language:

english

File:

PDF, 361 KB

english, 2007

6

Derivative spectrophotometric and fluorimetric methods for determination of rofecoxib in tablets and in human plasma in presence of its photo-degradation product

Mostafa A Shehata, Nagiba Y Hassan, Ahmad S Fayed, Badr A El-Zeany

Journal:

Year:

2004

Language:

english

File:

PDF, 221 KB

english, 2004

7

A comparative study of novel spectrophotometric methods based on isosbestic points; application on a pharmaceutical ternary mixture

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Salem, Hesham

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2014

Language:

english

File:

PDF, 958 KB

english, 2014

8

A comparative study of different aspects of manipulating ratio spectra applied for ternary mixtures: Derivative spectrophotometry versus wavelet transform

Salem, Hesham, Lotfy, Hayam M., Hassan, Nagiba Y., El-Zeiny, Mohamed B., Saleh, Sarah S.

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2015

Language:

english

File:

PDF, 1.12 MB

english, 2015

9

Papers to be published in spectrochimica acta part B

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Salem, Hesham

Journal:

Spectrochimica Acta Part B: Atomic Spectroscopy

Year:

1970

Language:

english

File:

PDF, 82 KB

english, 1970

10

A comparative study of progressive versus successive spectrophotometric resolution techniques applied for pharmaceutical ternary mixtures

Saleh, Sarah S., Lotfy, Hayam M., Hassan, Nagiba Y., Salem, Hesham

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2014

Language:

english

File:

PDF, 736 KB

english, 2014

11

4th Berlin symposium sex and gender in medicine

Saleh, Sarah S., Lotfy, Hayam M., Hassan, Nagiba Y., Salem, Hesham

Journal:

Gender Medicine

Year:

2007

Language:

english

File:

PDF, 789 KB

english, 2007

12

Simultaneous determination of terbinafine HCL and triamcinolone acetonide by UV derivative spectrophotometry and spectrodensitometry

Yasser S El-Saharty, Nagiba Y Hassan, Fadia H Metwally

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2002

Language:

english

File:

PDF, 164 KB

english, 2002

13

Stability-Indicating Spectrofluorometric Method for the Determination of Some Cephalosporin Drugs via Their Degradation Products

Mostafa, Nadia M., Abdel-Fattah, Laila, Weshahy, Soheir A., Hassan, Nagiba Y., Boltia, Shereen A.

Journal:

Journal of AOAC International

Year:

2015

Language:

english

File:

PDF, 1.86 MB

english, 2015

14

Chemometrics Tools in Detection and Quantitation of the Main Impurities Present in Aspirin/Dipyridamole Extended-Release Capsules

El-Ragehy, Nariman A., Yehia, Ali M., Hassan, Nagiba Y., Tantawy, Mahmoud A., Abdelkawy, Mohamed

Journal:

Journal of AOAC International

Year:

2016

File:

PDF, 1.96 MB

2016

15

Separation and determination of clopidogrel and its impurities by capillary electrophoresis

Ahmed S. Fayed, Soheir A. Weshahy, Mostafa A. Shehata, Nagiba Y. Hassan, Jochen Pauwels, Jos Hoogmartens, Ann Van Schepdael

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2009

Language:

english

File:

PDF, 1.24 MB

english, 2009

16

Univariate versus Multivariate Spectrophotometric Methods for Simultaneous Determination of Complex Binary Mixtures with Overlapped Spectra: A Comparative Study

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Elgizawy, Samia M.

Journal:

Analytical Chemistry Letters

Year:

2013

Language:

english

File:

PDF, 355 KB

english, 2013

17

Novel two wavelength spectrophotometric methods for simultaneous determination of binary mixtures with severely overlapping spectra

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Salem, Hesham

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2015

Language:

english

File:

PDF, 1.01 MB

english, 2015

18

Stability-indicating chromatographic methods for determination of flecainide acetate in the presence of its degradation products; Isolation and identification of two of its impurities

El-Ragehy, Nariman A., Hassan, Nagiba Y., Tantawy, Mahmoud A., Abdelkawy, Mohamed

Journal:

Biomedical Chromatography

Year:

2016

Language:

english

File:

PDF, 264 KB

english, 2016

19

Liquid chromatography and chemometric methods for determination of rofecoxib in presence of its photodegradate and alkaline degradation products

Mostafa A Shehata, Ahmed Ashour, Nagiba Y Hassan, Ahmad S Fayed, Badr A El-Zeany

Journal:

Analytica Chimica Acta

Year:

2004

Language:

english

File:

PDF, 187 KB

english, 2004

20

Green Monitoring of Bromhexine Oxidative Degradation Kinetics

Merey, Hanan A., El-Mosallamy, Sally S., Hassan, Nagiba Y., El-Zeany, Badr A.

Journal:

Microchemical Journal

Year:

2019

Language:

english

File:

PDF, 1022 KB

english, 2019

21

A comparative study of validated spectrophotometric and TLC- spectrodensitometric methods for the determination of sodium cromoglicate and fluorometholone in ophthalmic solution

Saleh, Sarah S., Lotfy, Hayam M., Hassan, Nagiba Y., Elgizawy, Samia M.

Journal:

Saudi Pharmaceutical Journal

Year:

2013

Language:

english

File:

PDF, 819 KB

english, 2013

22

Studying the compatibility of a metoclopramide-HCl–paracetamol mixture via IHCMC and establishing a validated RP-HPLC method for its determination in tablets

Hegazy, Amira M., Loebenberg, Raimar, Hassan, Nagiba Y., Metwally, Fadia H., Abdel-Kawy, Mohammad

Journal:

Analytical Methods

Year:

2013

Language:

english

File:

PDF, 276 KB

english, 2013

23

Spectrophotometric and Chemometric Study for the Simultaneous Determination of Mometasone Furoate and Miconazole Nitrate in the presence of Pharmaceutical Dosage Form Additive

Merey, Hanan A., El-Mosallamy, Sally S., Hassan, Nagiba Y., El-Zeany, Badr A.

Journal:

Analytical Chemistry Letters

Year:

2016

Language:

english

File:

PDF, 703 KB

english, 2016

24

Simultaneous Determination of Hydrochlorothiazide in Combination with Some Antihypertensive Drugs in The Presence of Its Main Impurities in Pure Form and Pharmaceutical Formulations

Salem, Maissa Yacuob, Hassan, Nagiba Yehia, Fayez, Yasmin Mohamed, ElSabour, Samah Abd, Ali, Enas Shaaban

Journal:

Current Pharmaceutical Analysis

Year:

2019

File:

PDF, 3.48 MB

2019

25

Validated HPLC and HPTLC stability-indicating methods for determination of alfuzosin hydrochloride in bulk powder and pharmaceutical formulations

Ahmed Salah Fayed, Mostafa Abdel-Aaty Shehata, Nagiba Yehia Hassan, Soheir Ahmed El-Weshahy

Journal:

Journal of Separation Science

Year:

2006

Language:

english

File:

PDF, 1.45 MB

english, 2006

26

Membrane electrodes for the determination of glutathione

Amira M. El-Kosasy, Mostafa A. Shehata, Nagiba Y. Hassan, Ahmad S. Fayed, Badr A. El-Zeany

Journal:

Year:

2005

Language:

english

File:

PDF, 324 KB

english, 2005

27

Computation of geometric representation of novel spectrophotometric methods used for the analysis of minor components in pharmaceutical preparations

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Salem, Hesham

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2015

Language:

english

File:

PDF, 2.40 MB

english, 2015

28

COMPARATIVE STUDY OF NEW SPECTROPHOTOMETRIC METHODS; AN APPLICATION ON PHARMACEUTICAL BINARY MIXTURE OF CIPROFLOXACIN HYDROCHLORIDE AND HYDROCORTISONE

LOTFY, HAYAM M, HASSAN, NAGIBA Y, ELGIZAWY, SAMIA M, SALEH, SARAH S

Journal:

Journal of the Chilean Chemical Society

Year:

2013

Language:

english

File:

PDF, 776 KB

english, 2013

29

Development and Validation of Eco-Friendly Liquid Chromatographic and Spectrophotometric Methods for Simultaneous Determination of Coformulated Drugs: Phenylephrine Hydrochloride and Prednisolone Acetate

Mostafa, Nadia M., Elsayed, Ghada M., Hassan, Nagiba Y., El Mously, Dina A.

Journal:

Journal of AOAC International

Year:

2017

Language:

english

File:

PDF, 688 KB

english, 2017

30

Development and Validation of Impurity-Profiling UPLC Method for the Determination of Sodium Cromoglicate and Tetryzoline Hydrochloride: Application on Rabbit Aqueous Humor

Lotfy, Hayam M., Saleh, Sarah S., Hassan, Nagiba Y., Salem, Hesham

Journal:

Journal of Chromatography B

Year:

2015

Language:

english

File:

PDF, 938 KB

english, 2015

31

Stability-indicating spectrophotometric methods for determination of the anticoagulant drug apixaban in the presence of its hydrolytic degradation product

Tantawy, Mahmoud A., El-Ragehy, Nariman A., Hassan, Nagiba Y., Abdelkawy, Mohamed

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2016

Language:

english

File:

PDF, 724 KB

english, 2016

32

Validated chromatographic methods for the simultaneous determination of Mometasone furoate and Formoterol fumarate dihydrate in a combined dosage form

Merey, Hanan A., El-Mosallamy, Sally S., Hassan, Nagiba Y., El-Zeany, Badr A.

Journal:

Bulletin of Faculty of Pharmacy Cairo University

Year:

2016

Language:

english

File:

PDF, 587 KB

english, 2016

33

Validated Stability-Indicating Spectrophotometric Methods for the Determination of Cefixime Trihydrate in the Presence of its Acid and Alkali Degradation Products

Mostafa, Nadia M., Abdel-Fattah, Laila, Weshahy, Soheir A., Hassan, Nagiba Y., Boltia, Shereen A.

Journal:

Journal of AOAC International

Year:

2015

Language:

english

File:

PDF, 1.51 MB

english, 2015

34

Simultaneous determination of Fluticasone propionate and Azelastine hydrochloride in the presence of pharmaceutical dosage form additives

Merey, Hanan A., El-Mosallamy, Sally S., Hassan, Nagiba Y., El-Zeany, Badr A.

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2016

Language:

english

File:

PDF, 1.38 MB

english, 2016

35

Stability-indicating methods for determination of hydrochlorothiazide in combination with some antihypertensive drugs in the presence of its main impurities

Salem, Maissa Y., Hassan, Nagiba Y., Fayez, Yasmin M., Sabour, Samah A., Ali, Enas S.

Journal:

Journal of the Iranian Chemical Society

Year:

2019

File:

PDF, 1.64 MB

2019

36

Selective determination of ertapenem in the presence of its degradation product

Nagiba Y. Hassan, Ezzat M. Abdel-Moety, Nariman A. Elragehy, Mamdouh R. Rezk

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2009

Language:

english

File:

PDF, 495 KB

english, 2009

37

Stability-indicating determination of meropenem in presence of its degradation product

Nariman A. Elragehy, Ezzat M. Abdel-Moety, Nagiba Y. Hassan, Mamdouh R. Rezk

Journal:

Year:

2008

Language:

english

File:

PDF, 754 KB

english, 2008

38

Simultaneous determination of olanzapine and fluoxetine hydrochloride in capsules by spectrophotometry, TLC-spectrodensitometry and HPLC

Tantawy, Mahmoud A., Hassan, Nagiba Y., Elragehy, Nariman A., Abdelkawy, Mohamed

Journal:

Journal of Advanced Research

Year:

2013

Language:

english

File:

PDF, 564 KB

english, 2013

39

Advanced spectrophotometric methods for quantitative assessment of two antihypertensive drugs in mixture with hydrochlorothiazide in pure form and pharmaceutical formulations

Salem, Maissa Y., Hassan, Nagiba Y., Fayez, Yasmin M., Sabour, Samah A., Ali, Enas S.

Journal:

Journal of the Iranian Chemical Society

Year:

2019

Language:

english

File:

PDF, 1.96 MB

english, 2019

40

Experimental validation of a computationally-designed tiotropium membrane sensor

Yehia, Ali M., Abo-Elhoda, Soad E., Hassan, Nagiba Y., Badawey, Amr M.

Journal:

New Journal of Chemistry

Year:

2018

Language:

english

File:

PDF, 2.80 MB

english, 2018

41

Development and Validation of Eco-Friendly Liquid Chromatographic and Spectrophotometric Methods for Simultaneous Determination of Coformulated Drugs: Phenylephrine Hydrochloride and Prednisolone Acetate

Mostafa, Nadia M., Elsayed, Ghada M., Hassan, Nagiba Y., El Mously, Dina A.

Journal:

Journal of AOAC International

Year:

2017

File:

PDF, 688 KB

2017

42

Thermal analysis of pharmaceutical compounds

Fatma I. Khattab, M. M. Amer, Nagiba Y. M. Hassan

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

1982

Language:

english

File:

PDF, 295 KB

english, 1982

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