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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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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melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
not reported
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Valid with restrictions. This is peer reviewed data where the test methodology and identity of the substance have been evaluated, and a reliable and representative value for the endpoint has been selected. No information on GLP status or test guideline followed is available.
no guideline available
Principles of method if other than guideline:
Handbook data does not specify the method. Data from peer reviewed source.
GLP compliance:
not specified
Type of method:
other: Not specified
Melting / freezing pt.:
2 344 °C
The melting point of the test material is 2344 °C.
Executive summary:

The melting point of the test material is 2344 °C.

Description of key information

The melting point of the test material is 2344 °C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
2 344 °C

Additional information

A value for the melting point of the substance was obtained from a peer reviewed handbook. The data was awarded a reliability score of 2 in accordance with the criteria set forth by Klimisch (1997). The melting point of the substance is reported to be 2344 °C.