๐”– Bobbio Scriptorium
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Prevalence of pneumonoconiosis among coal and heavy metal miners in zimbabwe

โœ Scribed by Mark R. Cullen; Rabelan S. Baloyi


Publisher
John Wiley and Sons
Year
1990
Tongue
English
Weight
409 KB
Volume
17
Category
Article
ISSN
0271-3586

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โœ Aiguo Liu; Richard D Gonzalez ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 93 KB

Metal adsorption/desorption in a system consisting of humic acid, metal ions, and clay minerals is described. Montmorillonite and purified humic acid were selected as a prototype materials for this study. At a constant ionic strength, the amount of humic acid adsorbed on montmorillonite decreases wh