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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:
10 Mar 1997
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Remarks:
according to standard operating procedure of the testing institute
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Principles of method if other than guideline:
Differential thermal analysis (DTA)
Type of method:
differential scanning calorimetry
Decomposition:
yes
Decomp. temp.:
>= 320 °C

the test item decomposed at an onset of 320°C (peak 343°C) without prior melting. The decomposition energy was 620 J/g in air and 590 J/g in nitrogen.

Description of key information

Key value for chemical safety assessment

Additional information

the substance decomposed at an onset of 320°C without melting