The Scientific World Journal / 2015 / Article / Fig 1

Research Article

Investigations into Recycling Zinc from Used Metal Oxide Varistors via pH Selective Leaching: Characterization, Leaching, and Residue Analysis

Figure 1

(a) SEM micrograph of pulverized MOV prior to leaching depicting three phases present: (I) ZnO grains, (II) Sb-rich phase, and (III) Bi-rich phase. (b) EDX map of varistor material seen in Figure 1(a) with zinc, bismuth, and antimony-rich phases.

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