Weliwegamage,U.S.KFernando,S.S.APerera,G.W.C.SKamalapriya,B.D.H2025-02-212025-02-212024-06https://dr.ichemc.ac.lk/handle/123456789/265Page 44The present study explores the effects of various parameters such as radiation type, pH of the solution, type of photocatalyst, particle size, initial concentration of dyes and pesticide precursors, amount of H2 O2 concentration, reaction temperature, and photocatalyst load on photocatalysis of each compound. TiO2 nanoparticles, TiO2 microparticles, and MnO2 microparticles were used to compare the efficiency of the photocatalysts.enWater contaminationPhotocatalytic degradationOrganic pollutantsTiO2 nanoparticlesDegradation efficiencyArticle