Wu, Wei Effects of humic acids with different polarities on the photocatalytic activity of nano-TiO [electronic resource] - Water research 10 2017 - 78-85 p. digital Publication Type: Journal Article ISSN: 1879-2448 Standard No.: 10.1016/j.watres.2017.05.010 doi Subjects--Topical Terms: AdsorptionEnvironmentHumic SubstancesNanoparticlesPhotochemistryTitanium