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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:
2010-02-22 to 2010-03-09
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study performed according to Directive 92/69/EEC method A.1 (1992).
Qualifier:
according to
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
GLP compliance:
yes (incl. certificate)
Remarks:
(included in study report)
Type of method:
other: Differential Scanning Calorimetry
Melting / freezing pt.:
125 °C
Atm. press.:
101.3 kPa
Remarks on result:
other: From 125 deg C the test item shows a sublimation/boiling and/or thermal decomposition with evaporation of components
Conclusions:
The test item N,N-bis(2-hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.
Executive summary:

The melting temperature of N,N-bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate was determined in accordance with the test method A.1 'Melting/Freezing Temperature' as described in the Official Journal of the European Communities. N,N-Bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.

Description of key information

The test item N,N-bis(2-hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
125 °C

Additional information

The melting temperature of N,N-bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate was determined in accordance with the test method A.1 'Melting/Freezing Temperature' as described in the Official Journal of the European Communities. N,N-Bis(2 -hydroxyethyl)-p-phenylenediamine sulphate monohydrate shows a melting at 125 deg C according to the definition in Directive 92/69/EEC method A.1.