| Spectrophotometric determination of mesalazine by 8-hydroxyquinoline and n-(1-naphthyl) ethylenediamine dihydrochloride reagents in bulk and capsule dosage forms RA Zakaria Rafidain journal of science 24 (1), 146-158, 2013 | 7 | 2013 |
| Spectrophotometric Determination of Mesalazine by Diazotisation-Coupling Method with Resorcinol R A Zakaria Rafidain journal of science 20 (1), 90-104, 2009 | 6 | 2009 |
| Spectrophotometric determination of atenolol via oxidation and bleaching color reaction for methyl red dye SA Zakaria, RA Zakaria, NS Othman Journal of Physics: Conference Series 2063 (1), 012008, 2021 | 3 | 2021 |
| Spectrophotometric determination of oxymetazoline hydrochloride in pure and pharmaceutical preparations using diazo-coupling reaction T Al-Ghabsha, A Obedagha, R Zakaria Journal of Education and Science 28 (4), 224.0-232.0, 2019 | 3 | 2019 |
| Spectrophotometric determination of p-aminophenol via oxidative coupling reaction with N-(1-naphthyl) ethylendiamine dihydrochloride in presence of potassium iodate–Application … NS Othman, RA Zakaria Nat. J. Chem 34, 247-259, 2009 | 3 | 2009 |
| Indirect Spectrophotometric Determination of PABA in Pharmaceutical Preparation (capsules) NS Othman, RAA Zakaria Iraqi National Journal of Chemistry 14 (53), 1-10, 2014 | 2 | 2014 |
| Indirect Spectrophotometric Determination of Carvedilol, Olanzapine and Domperidone maleate in Pharmaceuticals using Potassium permanganate and Alkali blue 4B Dye ESS R. A. Zakaria* 1 Journal of Education and Science 32 ((ISSN 1812-125X)), 60-79, 2023 | 1 | 2023 |
| Spectrophotometric determination of thymol in pure and pharmaceutical formulation via diazo–coupling with diazotised 4-aminoantipyrine SA Zakaria, RA Zakaria, NS Othman Int. J. Enhanced Res. Sci. Technol. Eng 7 (1), 38-43, 2018 | 1 | 2018 |
| Indirect Spectrofluorometric Determination of Trifluperazine hydrochloride, Promethazine hydrochloride, Dimetindene Maleate in Pharmaceuticals by Ion Association Complex … R Zakaria, E Salih College of Basic Education Research Journal 20 (2), 819.0-843.0, 2024 | | 2024 |
| spectrophotometric Determintion of Vitamin B6 in pure and Pharmaceutical Formulations with Diazotized Metoclopramide Hydrochloride ONS Zakaria S..Abdul-Aleem,Zakaria R. Abdul- Aleem IJDDT 11 (Issue3), 787-792, 2021 | | 2021 |
| Spectrophotomeric Estimation of Thymol in Pure and Pharmaceutical Formulation with Diazotized 4-aminoacetophenone R A Zakaria College Of Basic Education Research Journal 13 (1), 923-934, 2014 | | 2014 |
| Spectrophotometric Determination of p-Aminophenol Via Oxidative Coupling Reaction with N-(1-Naphthyl) ethylendiamine dihydrochloride in Presence of Potassium Iodate–Application … RA Zakaria, NS Othman Iraqi National Journal Of Chemistry, 2009 | | 2009 |
