Articles with "chemical fractions" as a keyword



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Distribution of contaminant trace metals inadvertently provided by phosphorus fertilisers: movement, chemical fractions and mass balances in contrasting acidic soils

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Published in 2018 at "Environmental Geochemistry and Health"

DOI: 10.1007/s10653-018-0115-y

Abstract: The frequent use of phosphorus (P) fertilisers accompanied by nitrogen and potassium sources may lead to a serious long-term environmental issue because of the presence of potentially hazardous trace metals (TM) in P fertilisers and… read more here.

Keywords: acidic soils; phosphorus fertilisers; trace metals; chemical fractions ... See more keywords
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Spectroscopic and molecular characterization of humic substances (HS) from soils and sediments in a watershed: comparative study of HS chemical fractions and the origins

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Published in 2017 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-017-9225-9

Abstract: Optical properties and molecular composition of humic substances (HS) can provide valuable information on the sources and the history of the associated biogeochemical processes. In this study, many well-known spectral and molecular characteristics were examined… read more here.

Keywords: molecular characterization; soils sediments; chemical fractions; humic substances ... See more keywords
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Biosurfactants enhanced electrokinetic treatment of Cr from chromite ore processing residue based on chemical fractions

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Published in 2020 at "Journal of water process engineering"

DOI: 10.1016/j.jwpe.2020.101252

Abstract: Abstract This study investigated the electrokinetic (EK) treatment of Cr from chromite ore processing residue (COPR) using rhamnolipid as the electrolyte. Chemical fractions were analyzed to better understand the transformation and migration of Cr from… read more here.

Keywords: electrokinetic treatment; ore processing; treatment; chemical fractions ... See more keywords