title: pH dependence of singlet oxygen production in aqueous solutions using toluidine blue as a photosensitizer.
mesh_terms: D005609:Free Radicals; D006863:Hydrogen-Ion Concentration; D010100:Oxygen; D010777:Photochemistry; D014048:Tolonium Chloride
chemical_list: D005609:Free Radicals; D014048:Tolonium Chloride; D010100:Oxygen