The following chemicals were used without further purification in the synthesis of the catalysts: TiO2 (Degussa P25, 99.9% pure) from Evonik (Japan), Boric acid, EDA, citric acid and ammonia solution from Loba Chemie Pvt Ltd. (India), Cerium nitrate and silver nitrate from Sigma-Aldrich (India), Ciprofloxacin from Sigma-Aldrich (USA). Distilled water was employed in the preparation of all solutions.