Research Article
Investigations into Recycling Zinc from Used Metal Oxide Varistors via pH Selective Leaching: Characterization, Leaching, and Residue Analysis
Table 1
Chemical composition of MOV.
| Metal oxide | mol % | wt % |
| Bi2O3 | 2.34 ± 0.06 | 5.1 ± 0.1 | Co2O3 | 1.16 ± 0.03 | 0.94 ± 0.02 | MnO2 | 0.76 ± 0.02 | 0.52 ± 0.01 | NiO | 0.89 ± 0.02 | 0.79 ± 0.02 | Sb2O3 | 3.21 ± 0.08 | 4.4 ± 0.1 | ZnO | 91.6 ± 3.3 | 88.2 ± 3.1 |
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