Surfactant properties of humic acids extracted from volcanic soils and their applicability in mineral flotation processes.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental management"
DOI: 10.1016/j.jenvman.2018.08.072
Abstract: Surface Tension (ST) of water solutions of humic acids extracted from volcanic ash derived soils (soil humic acids, S-HA), were measured under controlled conditions of pH (13.0), temperature (25 °C) and ionic strength (NaOH 0.1M) to… read more here.
Keywords: mineral flotation; humic acids; acids extracted; flotation processes ... See more keywords
A comparative study on the structural features of humic acids extracted from lignites using comprehensive spectral analyses
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DOI: 10.1039/d0ra03166f
Abstract: The lignite reserves of Zhaotong and Mile in China are abundant and lignite utilizations are limited, however, humic acids (HAs) extracted from lignites play a significant role in many fields including agriculture, environmental protection and… read more here.
Keywords: comprehensive spectral; extracted lignites; spectral analyses; humic acids ... See more keywords