Popovic, Ana L Novel amino-functionalized lignin microspheres: High performance biosorbent with enhanced capacity for heavy metal ion removal. [electronic resource] - International journal of biological macromolecules Aug 2020 - 1160-1173 p. digital Publication Type: Journal Article ISSN: 1879-0003 Standard No.: 10.1016/j.ijbiomac.2019.11.152 doi Subjects--Topical Terms: AdsorptionIons--chemistryLignin--chemistryMetals, Heavy--chemistryMicrospheresMolecular StructureSpectroscopy, Fourier Transform InfraredThermodynamicsWater Pollutants, Chemical--chemistry