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Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Administrative data

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
05 OCT 2005 - 26 JAN 2006
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
Guuideline 92/69/EWG of 31 July 1992
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
thermal analysis
Melting / freezing pt.:
-26 °C
Remarks on result:
other: refer to "Remarks"
Remarks:
no atm. pressure mentioned in the report, but 1013 hPa as standard conditions can be assumed

After the preliminary test (- 26.5 °C) the determination was carried out three times (each time with fresh test solution), the individual results differing by no more than 1 °C. From these data, the arithmetic mean was formed and rounded to 0.5 °C.

1. Measurement -26.5 °C

2. Measurement -26.0 °C

3. Measurement -26.0 °C

Mean -26.0 °C

Conclusions:
The test item has a freezing point of -26.0 °C.
Executive summary:

The freezing point of the test item was tested according to EU Method A.1 in a GLP study (via thermal analysis). The test item has a freezing point of -26.0 °C (mean of three determinations).

Description of key information

The freezing point of the test item was tested according to EU Method A.1 in a GLP study (via thermal analysis). The test item has a freezing point of -26.0 °C (mean of three determinations).

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-26 °C

Additional information

No atm. pressure is mentioned in the report, but 1013 hPa as standard conditions can be assumed.