Project supported by the National Natural Science Foundation of China (No. 20327001), the Key Research & Development Program of China (No. 2004BA210A07).
A photocatalytic oxidation method for determination of chemical oxygen demand (COD) using nano-TiO2 film, based on the use of a nano-TiO2-Ce(SO4)2 system and electrochemical detection, was proposed. The technique ...