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Diss Factsheets

Physical & Chemical properties

Boiling point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
19 Jan - 12 Feb 1993
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
Version / remarks:
67/548 (1984)
Deviations:
no
Principles of method if other than guideline:
In addition to the methods mentioned in A.2 of the EC Test Guidelines of 1984, the revision of the EC Test Guidelines also mentions the DTA/DSC as a method for determining the boiling temperature. With the DSC, the test substance was examined for a possible boiling temperature in the range between 25 °C and 500 °C at a heating rate of 5 K/min in closed steel capsules.
GLP compliance:
yes (incl. QA statement)
Type of method:
differential scanning calorimetry
Key result
Decomposition:
yes
Decomp. temp.:
145 °C

Validity criteria for the measurement of the boiling point:




















Target condition according to guideline:Actual condition according to the study:Validity criteria met:
The mean of at least two measurements which are in the range of the estimated accuracy should be reported.The boiling point is 145 °C.yes

The pressure(s) at which the measurements were made shall be reported. The pressure should preferably be close to normal atmospheric pressure.


The atmospheric pressure is not stated. However, according to 92/69/EEC if no pressure is given, the result refers to a standard pressure of 101.325 kPa.yes

 


 

Conclusions:
The decomposition temperature of the test item is 145 °C.
Executive summary:

The study was performed to assess the boiling point. The study was conducted in accordance with EEC Method for "determination of the boiling point", Directive 67/548/EEC, method A.2. The decomposition temperature of the test substance is 145 °C.

Description of key information

The study was performed to assess the boiling point. The study was conducted in accordance with EEC Method for "determination of the boiling point", Directive 67/548/EEC, method A.2. The decomposition temperature of the test substance is 145 °C.

Key value for chemical safety assessment

Temperature of decomposition (state purity):
145 °C

Additional information