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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:
21 MAR 2007 - 19 JUN 2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Version / remarks:
Council Directive 67/548/EEC Annex V
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Version / remarks:
1995
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
differential scanning calorimetry
Melting / freezing pt.:
71 °C
Decomposition:
no
Sublimation:
no
Remarks on result:
other: refer to 'Remarks'
Remarks:
no atm. pressure mentioned in the report, but 1013 hPa as standard conditions can be assumed

Three DSC-runs in aluminium crucibles with a hole showed an endothermic effect in the temperature range of 45 - 140°C with an onset temperature of about 71 °C.

Conclusions:
The test item has a mean melting point of 71 °C.
Executive summary:

The melting point of the test item was tested according to EU Method A.1 and OECD Guideline 102 in a GLP study via DCS measurement . The test item has a mean melting point of 71 °C (mean of three determinations).

Description of key information

The melting point of the test item was tested according to EU Method A.1 and OECD Guideline 102 in a GLP study via DCS measurement . The test item has a mean melting point of 71 °C (mean of three determinations).

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
71 °C

Additional information

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