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Journal of Engineering
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2019
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Article
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Fig 6
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Research Article
Removal of Zn (II) and Cu (II) Ions from Industrial Wastewaters Using Magnetic Biochar Derived from Water Hyacinth
Figure 6
Effect of initial metal ion concentration on pollutant removal using (a) EC and (b) Fe
2
O
3
-EC.
(a)
(b)