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Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
June 22, 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
capillary method
Key result
Melting / freezing pt.:
42.4 °C
Atm. press.:
1 007 hPa
Decomposition:
no

Table 1. Results for the test item.

Sample

The melting point value, °C

1

42.6

2

42.6

3

42.0

Average value and standard deviation, °C

42.4 ± 0.3
Conclusions:
The melting point of the test item was observed at temperature of 42.4 ± 0.3 ºC.
Executive summary:

The study to determine the melting point of the test item was performed according to OECD TG 102 / EU Method A.1 (GLP study). The melting point of the test item was observed at temperature of 42.4 ± 0.3 °C under atmospheric pressure of 1007 hPa.

Description of key information

Key study. Method according to OECD 102 / EU Method A.1, GLP study. The melting point of the test item was observed at 42.4 ± 0.3 °C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
42.4 °C

Additional information

Key study. The determination of the melting point for the test item was performed according to OECD TG 102 / EU Method A.1 (GLP study). The melting point of the test item was observed at temperature of 42.4 ± 0.3 °C under atmospheric pressure of 1007 hPa.