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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
adopted July 27,1995
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
EEC publication No. L383, December 1992
GLP compliance:
yes (incl. QA statement)
Type of method:
thermal analysis
Key result
Decomposition:
yes
Decomp. temp.:
280 °C
Remarks on result:
other: The test substance decomposes starting at about 280 °C before melting occurs.

Duringthe runs, the sample lost about 11%, 14% and 26% of its mass, respectively. After the measurement a black powder remained.

As the test item was still a powder after the heating, the endothermic heat effect was not due to melting. The heat effect might be due to loss of water but further evaluation was beyond the scope of this study.

Description of key information

The test substance does not melt under the conditions of the test.

Key value for chemical safety assessment

Additional information