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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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)

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Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
Peer-reviewed handbook
Qualifier:
no guideline followed
Principles of method if other than guideline:
Methodological details are not reported
GLP compliance:
not specified
Type of method:
other: not stated
Melting / freezing pt.:
712 °C
Atm. press.:
101 kPa
Conclusions:
Melting point of MgCl2 is reported to be 712°C
Executive summary:

Melting point of MgCl2 is reported to be 712°C

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Remarks:
Peer-reviewed data
Qualifier:
no guideline followed
Principles of method if other than guideline:
Methodological details are not reported
GLP compliance:
not specified
Type of method:
other: not stated
Melting / freezing pt.:
712 °C
Atm. press.:
101 kPa

No further information

Conclusions:
Melting point of MgCl2 is reported to be 712°C
Executive summary:

Melting point of MgCl2 is reported to be 712°C

Description of key information

The melting point of magnesium chloride is reported to be 712°C (The Merck Index, CRC Handbook of Chemistry and Physics).

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
712 °C

Additional information

Several independent sources indicate that melting point of MgCl2 is 712°C at 101.3 kPa.

On the basis of Annex XI, section 1.2, a weight of evidence approach can be used. Several independant sources indicate that the endpoint is 712°C at 101.3 kPa. Therefore, we assume, that the results are valid and that testing does not appear necessary.