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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Study period:
13 December 2002 - 18 February 2003
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study was conducted according to OECD and EC test guidelines, and in compliance with GLP.
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
method to determine freezing temperature
Specific details on test material used for the study:
- Analytical purity: 99.9%
- Lot/batch No.: 020618
Key result
Melting / freezing pt.:
< -25 °C
Decomposition:
no
Sublimation:
no
Remarks on result:
other: As the freezing point was found to be less than -25°C, a definitive measurement was not required.
Conclusions:
The freezing temperature of the test substance is less than -25°C.

Description of key information

Freezing temperature for the test item is <-25°C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-25 °C

Additional information

A freezing point determination was conducted as part of a package of physicochemical testing on the test substance (Huntingdon Life Sciences, 2003, Study ZCE098). The study was conducted in compliance with GLP and the freezing point determination was performed according to EC and OECD test guidelines.

The freezing point of the test substance at atmospheric pressure was found to be less than -25°C.