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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:
31st October 2017 to 1st December 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
pour point
Specific details on test material used for the study:
Identification:
4,4'-(1,3-Phenylenediisopropylidene) diphenylcyanate
Alternative Identification:
Arocy XU 366
Appearance/Physical state:
Yellow viscous liquid
Batch:
FAR366085A
Expiry / Retest date:
29 September 2019
Storage conditions:
Approximately 4 °C, in the dark
Key result
Melting / freezing pt.:
15 °C
Atm. press.:
101.3 kPa

Preliminary Test

The pour point of the preliminary test was 16 ± 3 °C (289 ± 3 K).

Definitive Test

Overall pour point result: 15 ± 3 °C (288 ± 3 K)

Conclusions:
The pour point of the test item has been determined to be 15 ± 3 °C (288 ± 3 K).
Executive summary:

Melting/Freezing Point. 15 ± 3 °C (288 ± 3 K), using the pour point method, designed to be compatible with Method A.1 Melting/Freezing Temperature of Commission Regulation (EC) No 440/2008 of 30 May 2008 and Method 102 of the OECD Guidelines for Testing of Chemicals, 27 July 1995.

Description of key information

The pour point of the test item has been determined to be 15 ± 3 °C (288 ± 3 K).

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
15 °C

Additional information