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Author Matlock, M.M.; Howerton, B.S.; Atwood, D.A.
Title Chemical precipitation of heavy metals from acid mine drainage Type Journal Article
Year 2002 Publication Water Res Abbreviated Journal
Volume 36 Issue 19 Pages 4757-4764
Keywords mine water treatment BDET Acid mine drainage Water treatment Remediation Heavy metals Chemical precipitation Mercury Iron
Abstract The 1,3-benzenediamidoethanethiol dianion (BDET, known commercially as MetX) has been developed to selectively and irreversibly bind soft heavy metals from aqueous solution. In the present study BDET was found to remove >90% of several toxic or problematic metals from AMD samples taken from an abandoned mine in Pikeville, Kentucky. The concentrations of metals such as iron, may be reduced at pH 4.5 from 194 ppm to below 0.009 ppm. The formation of stoichiomietric BDET-metal precipitates in this process was confirmed using X-ray powder diffraction (XRD), proton nuclear magnetic resonance (1H NMR), and infrared spectroscopy (IR).
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ISSN 0043-1354 ISBN Medium
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Notes Nov.; Chemical precipitation of heavy metals from acid mine drainage; file:///C:/Dokumente%20und%20Einstellungen/Stefan/Eigene%20Dateien/Artikel/15005.pdf; Science Direct Approved no
Call Number CBU @ c.wolke @ 15005 Serial 48
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