Reduction of mercury (II) by humic substances-influence of pH, salinity of aquatic system
DRS at CSIR-National Institute of Oceanography
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Title |
Reduction of mercury (II) by humic substances-influence of pH, salinity of aquatic system
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Creator |
Chakraborty, P.
Vudamala, K. Coulibaly, M. Ramteke, D. Chennuri, K. Lean, D. |
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Subject |
AQUATIC POLLUTION
CHEMISTRY AND BIOGEOCHEMISTRY CHEMISTRY AND BIOGEOCHEMISTRY CHEMISTRY AND BIOGEOCHEMISTRY AQUATIC ECOLOGY, PRODUCTIVITY |
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Description |
This study demonstrates that under abiotic dark conditions in aquatic system, humic substances are not only capable of converting Hg(II) to Hg0 but also able to bind Hg(II) ion. The degree of Hg(II) reduction is significantly influenced by the ratio of –COOH/–OH groups and the sulfur content in the HS, revealing a strong competition between complexation and reduction of Hg(II). This study suggests that abiotic and dark Hg(II) reduction depends on the pH and salinity of aqueous medium. At lower pH (
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Date |
2015-10-16T05:56:42Z
2015-10-16T05:56:42Z 2015 |
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Type |
Journal Article
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Identifier |
Environmental Science And Pollution Research, vol.22(14); 2015; 10529-10538
http://drs.nio.org/drs/handle/2264/4797 |
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Language |
en
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Rights |
An edited version of this paper was published by Springer. This paper is for R & D purpose and Copyright [2015] Springer.
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Publisher |
Springer
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