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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2009-04-03 to 2009-10-23
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
GLP compliance:
yes
Type of method:
thermal analysis
Remarks:
Differential scanning calorimetry
Specific details on test material used for the study:
Batch No.: 20090302
Purity: 99.42%
Key result
Melting / freezing pt.:
-40.7 °C
Remarks on result:
other: Atm. press. unknown

Thermograms are given as attached supporting information.

Substance  Test sample   Test result (°C) Freezing point (°C)
1st 2nd
DEHCH n1 -40.8 -40.8 -40.8  -40.7
n2 -40.5 -40.5 -40.5
n3 -40.9 -40.9 -40.9
DEHP n1 -48.1 -48 -48.0   
DBP - -42.7 -42.7 -42.7   
Conclusions:
The freezing point of the test substance is -40 °C.

Description of key information

Freezing point: -40.7 °C (OECD 102)

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-40.7 °C

Additional information