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Al-Okab, Riyad Ahmed and Syed, Akheel Ahmed (2009) Novel oxidative electrophilic coupling reactions of phenoxazine derivatives with MBTH and their applications to spectrophotometric determination of residual chlorine in drinking water and environmental water samples. JOURNAL OF HAZARDOUS MATERIALS, 170 (1). pp. 292-297. ISSN 1873-3336
Al-Okab, Riyad Ahmed and Syed, Akheel Ahmed (2008) New electrophilic coupling reagents for spectrophotometric determination of residual chlorine in drinking water and environmental samples in micellar medium of cetylpyridinium chloride. Journal of Molecular Liquids, 137 (1). 110 - 115. ISSN 1873-3166
Al-Okab, Riyad Ahmed and Syed, Akheel Ahmed (2007) Novel oxidative coupling reactions of cisapride or metaclopramide with phenoxazines and their applications in the determination of nitrite at trace level in environmental samples. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 68 (3). 739 - 746. ISSN 1873-3557
Al-Okab, Riyad Ahmed and Syed, Akheel Ahmed (2007) Novel reactions for simple and sensitive spectrophotometric determination of nitrite. Talanta, 72 (4). 1239 - 1247. ISSN 1873-3573
