Hassan, N. Y., N. A. El-Ragehy, M. A. Tantawy, and M. A. Kawy, "Stability-indicating chromatographic methods for determination of flecainide acetate in the presence of its degradation products; isolation and identification of two of its impurities", Biomedical chromatography, vol. Published online in Wiley Online Library, 2016.
nagiba y. hassan, H. A. Merey, S. S. El-Mosallamy, and B. A. El-Zeany, "VALIDATED ECO-FRIENDLY SPECTROPHOTOMETRIC METHODS FOR THE DETERMINATION OF ACEFYLLINE PIPERAZINE AND BROMHEXINE HYDROCHLORIDE IN THE PRESENCE OF DOSAGE FORM ADDITIVES**", JOURNAL OF APPLIED SPECTROSCOPY, vol. 87, issue 1, pp. 1-10, 2020.
Hassan, N. Y., M. Y. Salem, Y. M. Fayez, S. A. Sabour, and E. S. Ali, "Advanced spectrophotometric methods for quantitative assessment of two antihypertensive drugs in mixture with hydrochlorothiazide in pure form and pharmaceutical formulations", Journal of the Iranian Chemical Society , vol. 16, pp. 2257โ€“2268, 2019.
Hassan, N. Y., L. abdel-fattah, S. A. Weshahy, N. M. Mostafa, and S. A. Boltia, "Stability-Indicating Spectrofluorometric Method for the Determination of Some Cephalosporin Drugs via Their Degradation Products", Journal of AOAC International2015, vol. Vol. 98, issue 2, pp. 361-370, 2015.
Hassan, N. Y., N. M. Mostafa, G. M. Elsayed, and D. I. N. A. E. L. A. MOUSLY, "A Green Liquid Chromatographic Method For The Simultaneous Deter- mination of Chlorpheniramine Maleate, Pseudoephedrine Hydrochloride and Propyphenazone", Current Analytical Chemistry, vol. 14, pp. 1-7, 2018.
nagiba y. hassan, A. M. Yehia, A. M. Badawey, and S. E. Abo-Elhoda, "Experimental validation of a computationally designed tiotropium membrane sensor", new journal of chemistry, vol. 42, pp. 16354-16361, 2018.
Hassan, N. Y., N. M. Mostafa, G. M. Elsayed, and D. I. N. A. E. L. A. MOUSLY, "Development and Validation of Eco-Friendly Liquid Chromatographic and Spectrophotometric Methods for Simultaneous Determination of Coformulated Drugs: Phenylephrine Hydrochloride and Prednisolone Acetate", JOURNAL OF AOAC INTERNATIONAL VOL. 100, NO. 6, 2017 , vol. VOL. 100, issue NO. 6, pp. 1-10, 2017.
nagiba y. hassan, Nariman A. El-Ragehy, mahmoud a. TaNTawy, A. M.Yehia, and M. A. Kawy, "Chemometrics Tools in Detection and Quantitation of the Main Impurities Present in Aspirin/Dipyridamole Extended-Release Capsules", JouRnal of aoaC IntERnatIonal , vol. l Vol. 99, , issue 4, pp. 948-956, 2016.
Hassan, N. Y., N. A. El-Ragehy, M. A. Tantawy, and M. and Abdelkawy, "Simultaneous Determination of Aspirin, Dipyridamole and Two of Their Related Impurities in Capsules by Validated TLC-Densitometric and HPLC Methods", Journal of Chromatographic Science, vol. Vol. 54, issue 7, pp. 1120โ€“1128, 2016.
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