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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
September, 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
yes
Remarks:
estimated accuracy not recorded
Qualifier:
according to guideline
Guideline:
other: Test methods G2801
Version / remarks:
DROP POINT (AFTER 24 HOURS)
Deviations:
no
GLP compliance:
no
Type of method:
pour point
Remarks:
Differential Scanning Calorimetry (DSC) measurement of Atlas G-4831 was inconclusive (melting curve gave a series of broad inflections from which it was impossible to infer a melting point from) hence Pour Point was used.
Key result
Melting / freezing pt.:
62 °C
Decomposition:
no
Sublimation:
no
Conclusions:
Melting point of the substance was measured as 62°C by Drop point.
Executive summary:

The melting point of the substance could not be established using Differential Scanning Calorimetry. Instead, Drop point was used to as a measure of the melting point as 62°C, in accordance with guideline equivalent to OECD 102.

Description of key information

Melting point of the substance was measured as 62°C by Drop point, in accordance with OECD Guideline 102.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
62 °C

Additional information