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Physical & Chemical properties

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:
14 APR 2003 - 05 JUN 2003
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
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
not specified
GLP compliance:
yes
Type of method:
differential scanning calorimetry
Melting / freezing pt.:
> 633 K

Thermographic data - determination 1:

Thermal event

Interpretation

Temperature

ºC

K

Endotherm

Loss of free water

~100

~373

Small endotherms

Possible loss of water

of crystallisation

~140 to 160

~413 to 433

Thermographic data - determination 2:

Thermal event

Interpretation

Temperature

ºC

K

Endotherm

Loss of free water

~100

~373

Small endotherms

Possible loss of water

of crystallisation

~140 to 160

~413 to 433

Overall melting point: > 633 K

Conclusions:
The melting point of the test material was determined to be greater than 633 K (906 °C)
Executive summary:

The melting point of the test item was assessed in a GLP study according to OECD Guideline 102 via differential scanning calometry. The melting point is higher than 906 °C.

Description of key information

The melting point of the test item was assessed in a GLP study according to OECD Guideline 102 via differential scanning calometry. The melting point is higher than 906 °C.

Key value for chemical safety assessment

Additional information