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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
other: Publication
Adequacy of study:
key study
Study period:
2013-11-22
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
no guideline available
Principles of method if other than guideline:
The melting point of Ytterbium stabilized Zirconium and Hafnium Oxide was derived from the substance's phase diagram.
GLP compliance:
not specified
Type of method:
other: Data obtained from publication.
Melting / freezing pt.:
ca. 2 700 °C
Atm. press.:
1 atm
Conclusions:
The melting point of the test item, Zirconium Oxide, hafnium and Ytterbium doped, was derived from the substance's phase diagram and is ca. 2700 °C.
Executive summary:

The melting point of the test item was derived from the substance's phase diagram and is ca. 2700 °C.

Description of key information

The melting point of the test item, Zirconium Oxide, hafnium and Ytterbium doped,

was derived from the substance's phase diagram and is ca. 2700 °C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
2 700 °C

Additional information