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Physical & Chemical properties

Melting point / freezing point

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Description of key information

ZnO is very stable. No melting occurs. No exothermic or endothermic peaks are observed . No oxidation or decomposition was observed in Outotec experiment.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
1 975 °C

Additional information

ZnO has a melting point around 1975°C whatever the form (bulk or nano)